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all geography including DSDP/ODP Sites and Legs
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Africa
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Lesotho (1)
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South Africa
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Hawaii
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Otero County New Mexico (1)
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New York
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Western U.S. (23)
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iron (5)
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Mesozoic
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Lower Cretaceous (2)
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Mancos Shale (5)
-
Middle Cretaceous (1)
-
Upper Cretaceous
-
Bridge Creek Limestone Member (1)
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Cenomanian
-
upper Cenomanian (1)
-
-
Greenhorn Limestone (3)
-
K-T boundary (1)
-
Tropic Shale (2)
-
Turonian
-
middle Turonian (1)
-
-
-
-
Glen Canyon Group (2)
-
Great Valley Sequence (1)
-
Jurassic
-
Carmel Formation (1)
-
Lower Jurassic (2)
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Middle Jurassic
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Bajocian (1)
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Page Sandstone (1)
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-
San Rafael Group (1)
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Upper Jurassic
-
Brushy Basin Member (1)
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Morrison Formation (2)
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Oxfordian (1)
-
Westwater Canyon Sandstone Member (1)
-
-
-
Kayenta Formation (4)
-
lower Mesozoic (1)
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Moenave Formation (1)
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Navajo Sandstone (11)
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Newark Supergroup (1)
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Nugget Sandstone (1)
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Orocopia Schist (3)
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Triassic
-
Lower Triassic (2)
-
Moenkopi Formation (4)
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Mole Granite (1)
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Red Peak Formation (1)
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Upper Triassic
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Carnian (1)
-
Chinle Formation (10)
-
Keuper (1)
-
Luning Formation (1)
-
Molteno Formation (1)
-
Shinarump Member (2)
-
-
-
upper Mesozoic (1)
-
Wingate Sandstone (2)
-
-
Paleozoic
-
Cambrian
-
Tapeats Sandstone (1)
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Upper Cambrian (1)
-
-
Carboniferous
-
Mississippian
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Lower Mississippian
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Kinderhookian (1)
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Osagian (1)
-
-
Redwall Limestone (6)
-
Upper Mississippian
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Chesterian (1)
-
-
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Pennsylvanian
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Hermosa Group (1)
-
Lower Pennsylvanian
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Morrowan (1)
-
-
Middle Pennsylvanian
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Atokan (1)
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Desmoinesian (4)
-
-
Upper Pennsylvanian
-
Wescogame Formation (1)
-
-
Watahomigi Formation (1)
-
-
-
Devonian
-
Upper Devonian
-
Frasnian (3)
-
-
-
Ordovician
-
Lower Ordovician
-
El Paso Group (2)
-
-
-
Permian
-
Coconino Sandstone (10)
-
Guadalupian (2)
-
Kaibab Formation (9)
-
Lower Permian
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Cisuralian
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Artinskian (1)
-
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Leonardian (2)
-
Wolfcampian
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Hueco Limestone (1)
-
-
-
Middle Permian (1)
-
Toroweap Formation (3)
-
Upper Permian (3)
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Sauk Sequence (1)
-
Supai Formation (8)
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upper Paleozoic (2)
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Phanerozoic (2)
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Precambrian
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Archean (3)
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Chuar Group (6)
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Pahrump Series (1)
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Sioux Quartzite (1)
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Uinta Mountain Group (2)
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Unkar Group (1)
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upper Precambrian
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Proterozoic
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Mesoproterozoic
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Apache Group (1)
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Belt Supergroup (1)
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Neoproterozoic
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Ediacaran (1)
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Tonian (4)
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Vendian (1)
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Paleoproterozoic (10)
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-
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igneous rocks
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agglutinates (1)
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igneous rocks
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kimberlite (5)
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plutonic rocks
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diabase (2)
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monzogranite (1)
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granodiorites (1)
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ijolite (1)
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lamprophyres
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minette (1)
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monzonites (1)
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pegmatite (8)
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syenites
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ultramafics
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peridotites
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harzburgite (2)
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spinel lherzolite (1)
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pyroxenite
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clinopyroxenite (1)
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orthopyroxenite (1)
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websterite (2)
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-
-
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porphyry (11)
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volcanic rocks
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adakites (1)
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andesites (2)
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basalts
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basanite (1)
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latite (3)
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pyroclastics
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ignimbrite (2)
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rhyolite tuff (1)
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scoria (2)
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tuff (8)
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welded tuff (1)
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rhyodacites (1)
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trachyandesites (3)
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ophiolite (1)
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metamorphic rocks
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meteorites
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stony meteorites
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carbonaceous chondrites
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CM chondrites
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enstatite chondrites
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EH chondrites
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Abee Meteorite (1)
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-
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-
-
-
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minerals
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alloys
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awaruite (1)
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arsenates
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conichalcite (2)
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arsenides
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carbonates
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chromates
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hemihedrite (1)
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copper minerals (2)
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hydrates (1)
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amber (1)
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manganese oxides (3)
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psilomelane (1)
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ramsdellite (1)
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rutile (1)
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phosphates
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apatite (4)
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silicates
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asbestos (1)
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chain silicates
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amphibole group
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clinoamphibole
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-
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pyroxene group
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clinopyroxene
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diopside (1)
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orthopyroxene
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enstatite (1)
-
-
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shattuckite (3)
-
-
framework silicates
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feldspar group
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alkali feldspar
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adularia (1)
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K-feldspar (1)
-
sanidine (1)
-
-
plagioclase
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albite (1)
-
-
-
nepheline group
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nepheline (1)
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silica minerals
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amethyst (1)
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quartz (4)
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zeolite group
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analcime (2)
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clinoptilolite (1)
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erionite (1)
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harmotome (1)
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offretite (1)
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phillipsite (1)
-
-
-
orthosilicates
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nesosilicates
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garnet group
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andradite (1)
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grossular (2)
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olivine group
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olivine (5)
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zircon group
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coffinite (1)
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thorite (1)
-
zircon (20)
-
-
-
sorosilicates
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epidote group
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allanite (1)
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piemontite (2)
-
-
-
-
ring silicates
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beryl (1)
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-
sheet silicates
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chlorite group
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chlorite (2)
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clay minerals
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chrysocolla (2)
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illite (1)
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mica group
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palygorskite (1)
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-
-
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sulfates
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sulfides
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tungstates
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uranium minerals (2)
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vanadates
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carnotite (1)
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descloizite (1)
-
-
-
Primary terms
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absolute age (55)
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Africa
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associations (1)
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atmosphere (1)
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carbon
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C-13/C-12 (6)
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catalogs (2)
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Cenozoic
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Quaternary
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Holocene
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middle Holocene (1)
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upper Holocene (1)
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lower Quaternary (1)
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Pleistocene
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upper Pleistocene
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Weichselian
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Allerod (1)
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upper Quaternary (5)
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Tertiary
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lower Tertiary (1)
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middle Tertiary (1)
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Neogene
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Bidahochi Formation (4)
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Miocene
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Columbia River Basalt Group (2)
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Peach Springs Tuff (1)
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Ogallala Formation (1)
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Pliocene
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middle Pliocene (1)
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upper Pliocene (1)
-
-
-
Paleogene
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Eocene
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Colton Formation (1)
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lower Eocene (1)
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Oligocene
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Fish Canyon Tuff (1)
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Paleocene
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lower Paleocene
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K-T boundary (1)
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-
-
-
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Verde Formation (1)
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Central America
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Belize (1)
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chemical analysis (6)
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Chordata
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Tetrapoda
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Mammalia
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Theria
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Perissodactyla
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Proboscidea
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Elephantoidea
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Elephantidae
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Rodentia (1)
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-
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Reptilia
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Archosauria
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dinosaurs
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Theropoda (1)
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Lepidosauria
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Synapsida
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Therapsida (1)
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clay mineralogy (6)
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climate change (6)
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porphyry (11)
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volcanic rocks
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Sr-87/Sr-86 (9)
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-
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land subsidence (1)
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lava (14)
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lineation (3)
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magmas (20)
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Malay Archipelago
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Timor (1)
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mantle (12)
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maps (36)
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Mesozoic
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Cretaceous
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Dakota Formation (5)
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Lower Cretaceous (2)
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Mancos Shale (5)
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Middle Cretaceous (1)
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Upper Cretaceous
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Bridge Creek Limestone Member (1)
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Cenomanian
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upper Cenomanian (1)
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Greenhorn Limestone (3)
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K-T boundary (1)
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Tropic Shale (2)
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Turonian
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middle Turonian (1)
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Glen Canyon Group (2)
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Great Valley Sequence (1)
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Jurassic
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Carmel Formation (1)
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Lower Jurassic (2)
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Middle Jurassic
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Bajocian (1)
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Page Sandstone (1)
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San Rafael Group (1)
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Upper Jurassic
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Brushy Basin Member (1)
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Morrison Formation (2)
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Oxfordian (1)
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Westwater Canyon Sandstone Member (1)
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Kayenta Formation (4)
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lower Mesozoic (1)
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Moenave Formation (1)
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Navajo Sandstone (11)
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Newark Supergroup (1)
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Nugget Sandstone (1)
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Orocopia Schist (3)
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Triassic
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Lower Triassic (2)
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Moenkopi Formation (4)
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Mole Granite (1)
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Red Peak Formation (1)
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Upper Triassic
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Carnian (1)
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Chinle Formation (10)
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Keuper (1)
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Luning Formation (1)
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Molteno Formation (1)
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Shinarump Member (2)
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upper Mesozoic (1)
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Wingate Sandstone (2)
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metal ores
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arsenic ores (1)
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base metals (3)
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cobalt ores (1)
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copper ores (43)
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gold ores (13)
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iron ores (1)
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lead ores (2)
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lead-zinc deposits (4)
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manganese ores (2)
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mercury ores (1)
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molybdenum ores (8)
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nickel ores (1)
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niobium ores (1)
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polymetallic ores (3)
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rare earth deposits (1)
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silver ores (6)
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tantalum ores (1)
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thorium ores (1)
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tin ores (1)
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titanium ores (1)
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tungsten ores (3)
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uranium ores (13)
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zinc ores (5)
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metals
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actinides
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thorium (2)
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uranium (13)
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alkali metals
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lithium (1)
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potassium (4)
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alkaline earth metals
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calcium (1)
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strontium
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Sr-87/Sr-86 (9)
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-
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aluminum (1)
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cobalt (1)
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copper (34)
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gold (5)
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hafnium
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Hf-177/Hf-176 (2)
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iron (5)
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lead
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Pb-206/Pb-204 (2)
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Pb-207/Pb-204 (1)
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Pb-208/Pb-204 (1)
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manganese (6)
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mercury (3)
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molybdenum (4)
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nickel (2)
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niobium (1)
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platinum group
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iridium (1)
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osmium
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Os-188/Os-187 (2)
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-
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precious metals (5)
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rare earths
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cerium (1)
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neodymium
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Nd-144/Nd-143 (3)
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yttrium (1)
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rhenium (1)
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silver (6)
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tungsten (1)
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vanadium (2)
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zinc (4)
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metamorphic rocks
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amphibolites (1)
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eclogite (3)
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gneisses (5)
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hornfels (1)
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metaigneous rocks (2)
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metaplutonic rocks (1)
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metasedimentary rocks
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metagraywacke (1)
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metasandstone (1)
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metasomatic rocks
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greisen (2)
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skarn (3)
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metavolcanic rocks (3)
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mylonites (4)
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quartzites (1)
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schists (2)
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slates (1)
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metamorphism (14)
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metasomatism (36)
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meteorites
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iron meteorites
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octahedrite
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Canyon Diablo Meteorite (1)
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-
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stony meteorites
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chondrites
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carbonaceous chondrites
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CM chondrites
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Murchison Meteorite (1)
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-
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enstatite chondrites
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EH chondrites
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Abee Meteorite (1)
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Mexico
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Baja California (1)
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Coahuila Mexico (1)
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Colorado River delta (1)
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Michoacan Mexico
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Paricutin (1)
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Sonora Mexico
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La Caridad Mine (1)
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Tamaulipas Mexico (1)
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mineral deposits, genesis (86)
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mineral exploration (26)
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mineralogy (92)
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minerals (21)
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mining geology (5)
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Mohorovicic discontinuity (4)
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noble gases
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argon (1)
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helium (1)
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nodules (2)
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North America
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Appalachians
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Appalachian Plateau (1)
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Basin and Range Province
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Great Basin (6)
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Canadian Shield
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Churchill Province
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Snowbird tectonic zone (1)
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Superior Province
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Abitibi Belt (1)
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Pontiac Subprovince (1)
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Chihuahuan Desert (1)
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Great Plains (1)
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North American Cordillera (13)
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Pedregosa Basin (2)
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Peninsular Ranges Batholith (1)
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Rio Grande Rift (3)
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Rocky Mountains
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Southern Rocky Mountains (2)
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U. S. Rocky Mountains
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Sawatch Range (1)
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Wasatch Range (1)
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Rocky Mountains foreland (1)
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Sonoran Desert (9)
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Western Interior
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Western Interior Seaway (4)
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Western Overthrust Belt (3)
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nuclear facilities (1)
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ocean circulation (1)
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Oceania
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Melanesia (1)
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Polynesia
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Kohala (1)
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Maui County Hawaii
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Maui (1)
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oil and gas fields (5)
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orogeny (17)
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oxygen
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O-18/O-16 (10)
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Pacific Ocean
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East Pacific
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Northeast Pacific
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Gulf of California (2)
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North Pacific
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Northeast Pacific
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Gulf of California (2)
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paleobotany (3)
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paleoclimatology (14)
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paleoecology (19)
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paleogeography (36)
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paleomagnetism (8)
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paleontology (71)
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Paleozoic
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Cambrian
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Tapeats Sandstone (1)
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Upper Cambrian (1)
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Carboniferous
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Mississippian
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Lower Mississippian
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Kinderhookian (1)
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Osagian (1)
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Redwall Limestone (6)
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Upper Mississippian
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Chesterian (1)
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Pennsylvanian
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Hermosa Group (1)
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Lower Pennsylvanian
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Morrowan (1)
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Middle Pennsylvanian
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Atokan (1)
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Desmoinesian (4)
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Upper Pennsylvanian
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Wescogame Formation (1)
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Watahomigi Formation (1)
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Devonian
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Upper Devonian
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Frasnian (3)
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Ordovician
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Lower Ordovician
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El Paso Group (2)
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Permian
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Coconino Sandstone (10)
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Guadalupian (2)
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Kaibab Formation (9)
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Lower Permian
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Cisuralian
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Artinskian (1)
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Leonardian (2)
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Wolfcampian
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Hueco Limestone (1)
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-
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Middle Permian (1)
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Toroweap Formation (3)
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Upper Permian (3)
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-
Sauk Sequence (1)
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Supai Formation (8)
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upper Paleozoic (2)
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-
palynology (1)
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palynomorphs
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acritarchs (2)
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Dinoflagellata (1)
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miospores
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pollen (4)
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-
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paragenesis (10)
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petroleum
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natural gas
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