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all geography including DSDP/ODP Sites and Legs
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Aar Valley (1)
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Africa
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Zoantharia
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Scleractinia
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Acropora
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Acropora palmata (1)
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Mollusca
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Bivalvia
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Heterodonta
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Hiatella
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Hiatella arctica (1)
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Ostreoidea
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Ostreidae
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Crassostrea
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Crassostrea virginica (1)
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Gastropoda
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Pteropoda (1)
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Protista
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Foraminifera
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Rotaliina
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Buliminacea
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Bulimina (1)
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Uvigerinidae
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Uvigerina (1)
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Cassidulinacea
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Anomalinidae
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Cibicidoides
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Cibicidoides wuellerstorfi (1)
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Cassidulina (1)
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Globigerinacea
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Globigerinidae
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Globigerina
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Globigerina bulloides (7)
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Globigerinoides
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Globigerinoides ruber (9)
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Globigerinoides sacculifer (3)
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Orbulina
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Orbulina universa (1)
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Globorotaliidae
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Globorotalia
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Globorotalia inflata (2)
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Globorotalia menardii (3)
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Globorotalia truncatulinoides (1)
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Neogloboquadrina
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Neogloboquadrina dutertrei (2)
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Neogloboquadrina pachyderma (17)
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Orbitoidacea
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Cibicides (2)
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Rotaliacea (1)
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Radiolaria (8)
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Silicoflagellata
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Dictyocha (1)
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Thecamoeba (1)
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Tintinnidae (1)
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microfossils (175)
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palynomorphs
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Dinoflagellata (15)
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miospores
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pollen (46)
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Plantae
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algae
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Coccolithophoraceae
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Coccolithus
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Coccolithus pelagicus (1)
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Emiliania
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Emiliania huxleyi (4)
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Gephyrocapsa
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Gephyrocapsa oceanica (1)
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diatoms (19)
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nannofossils (11)
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Phaeophyta (1)
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Rhodophyta
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Corallinaceae (1)
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Bryophyta
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Musci
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Sphagnum (1)
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Spermatophyta
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Angiospermae
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Dicotyledoneae
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Acer (1)
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Monocotyledoneae
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Gramineae (1)
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Gymnospermae
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Coniferales
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Picea (1)
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Pinaceae
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Pinus (2)
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thallophytes (11)
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tracks (2)
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trails (1)
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geochronology methods
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(U-Th)/He (2)
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Ar/Ar (22)
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cation-ratio dating (2)
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exposure age (40)
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fission-track dating (3)
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He/He (2)
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hydration of glass (1)
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infrared stimulated luminescence (4)
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K/Ar (9)
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lichenometry (1)
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optical mineralogy (2)
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optically stimulated luminescence (29)
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paleomagnetism (73)
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racemization (11)
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tephrochronology (26)
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Th/U (24)
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thermoluminescence (12)
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U/Pb (6)
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uranium disequilibrium (18)
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geologic age
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Cenozoic
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Blancan (1)
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Quaternary
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Cordilleran ice sheet (2)
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Hat Creek Basalt (1)
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Holocene
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Boreal (2)
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Flandrian (1)
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lower Holocene (7)
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Mesolithic (2)
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middle Holocene (1)
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Neoglacial (5)
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Neolithic (1)
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Preboreal (4)
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upper Holocene (2)
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Innuitian ice sheet (2)
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lower Quaternary (1)
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Mazama Ash (4)
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middle Quaternary (5)
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Pleistocene
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Blackwater Draw Formation (2)
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Champlain Sea (4)
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Illinoian (2)
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Irvingtonian (2)
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Lake Agassiz (8)
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Lake Algonquin (1)
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Lake Lahontan (1)
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lower Pleistocene
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Gelasian (1)
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Jaramillo Subchron (3)
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Olduvai Subchron (1)
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Matuyama Chron (33)
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middle Pleistocene (5)
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Old Crow Tephra (2)
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Peoria Loess (5)
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Presumpscot Formation (1)
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Roxana Silt (1)
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upper Pleistocene
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Barents ice sheet (1)
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Devensian (2)
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Lake Lisan (2)
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Lisan Formation (1)
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Sangamonian (2)
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Sartanian (1)
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Weichselian
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upper Weichselian
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Allerod (7)
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Bolling (5)
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Older Dryas (1)
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Younger Dryas (11)
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Wisconsinan
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upper Wisconsinan
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Fraser Glaciation (1)
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upper Quaternary
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Brunhes Chron (51)
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Bull Lake Glaciation (7)
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Pinedale Glaciation (12)
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Scandinavian ice sheet (10)
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Saugus Formation (1)
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Stone Age
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Mesolithic (2)
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Neolithic (1)
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Paleolithic (1)
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Tertiary
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lower Tertiary (1)
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Neogene
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Gilbert Chron (1)
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Miocene
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Columbia River Basalt Group (1)
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upper Miocene (1)
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Pliocene
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Gauss Chron (6)
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lower Pliocene (1)
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upper Pliocene (7)
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Sisquoc Formation (2)
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Paleogene
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Eocene
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Mission Valley Formation (1)
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upper Eocene (1)
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Oligocene (1)
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White River Group (2)
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upper Tertiary (1)
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upper Cenozoic
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Gubik Formation (1)
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Nihewan Formation (1)
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Lake Bonneville (6)
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Laurentide ice sheet (25)
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Mesozoic
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Cretaceous
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Dakota Formation (1)
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Upper Cretaceous
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Blackhawk Formation (1)
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Ferron Sandstone Member (1)
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Triassic
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Upper Triassic
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Mercia Mudstone (1)
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Norian (1)
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MIS 11 (1)
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MIS 2 (5)
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MIS 3 (7)
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MIS 5 (5)
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MIS 6 (5)
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MIS 7 (5)
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Paleozoic
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Carboniferous
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Mississippian
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Harrodsburg Limestone (1)
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Upper Carboniferous (1)
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upper Paleozoic
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Shanxi Formation (1)
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Precambrian
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Archean (1)
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upper Precambrian
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Proterozoic
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Neoproterozoic
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Riphean (1)
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igneous rocks
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igneous rocks
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plutonic rocks
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diorites (1)
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gabbros (1)
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granites (3)
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granodiorites (2)
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volcanic rocks
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andesites (8)
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basalts
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flood basalts (1)
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dacites (6)
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glasses
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obsidian (1)
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volcanic glass (2)
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phonolites (1)
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pyroclastics
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ash-flow tuff (2)
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hyaloclastite (1)
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ignimbrite (6)
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pumice (7)
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scoria (3)
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tuff (8)
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rhyolites (8)
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trachyandesites (1)
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trachytes (1)
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ophiolite (1)
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volcanic ash (10)
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metamorphic rocks
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metamorphic rocks
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gneisses
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orthogneiss (1)
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metaigneous rocks
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serpentinite (1)
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metasedimentary rocks (1)
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metasomatic rocks
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serpentinite (1)
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migmatites (1)
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ophiolite (1)
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turbidite (25)
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minerals
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borates (1)
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carbonates
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aragonite (3)
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calcite (8)
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dolomite (1)
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halides
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chlorides
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halite (1)
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hydrates (2)
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minerals (2)
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nitrates (1)
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oxides
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baddeleyite (2)
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goethite (1)
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lepidocrocite (1)
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maghemite (1)
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perovskite (1)
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silicates
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framework silicates
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feldspar group
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alkali feldspar
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adularia (1)
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anorthoclase (1)
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K-feldspar (5)
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sanidine (1)
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-
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silica minerals
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cristobalite (1)
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jasper (1)
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opal (2)
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quartz (6)
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zeolite group
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clinoptilolite (1)
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mordenite (1)
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-
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orthosilicates
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nesosilicates
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zircon group
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zircon (7)
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sheet silicates
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chlorite group
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chlorite (1)
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clay minerals
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halloysite (1)
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kaolinite (2)
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smectite (6)
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illite (4)
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sepiolite (1)
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-
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sulfates
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glauberite (1)
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gypsum (2)
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uranium minerals (1)
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vanadates
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carnotite (1)
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Primary terms
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absolute age (277)
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Africa
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Central Africa
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Congo Democratic Republic (1)
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Lake Kivu (1)
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East Africa
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Kenya
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Kenya Rift valley (2)
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Mount Kenya (2)
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