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Spermatophyta
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geochronology methods
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geologic age
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Cenozoic
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Tertiary
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Dongying Formation (1)
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upper Eocene
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Huber Formation (1)
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Oligocene
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Boom Clay (2)
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Wasatch Formation (1)
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Shahejie Formation (2)
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Mesozoic
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Cretaceous
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Jurassic
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Triassic
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Paleozoic
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Upper Cambrian
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Carboniferous
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Upper Carboniferous
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Devonian (2)
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lower Paleozoic
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Ordovician
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Neoproterozoic
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Paleoproterozoic (3)
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Sinian
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Witwatersrand Supergroup (1)
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igneous rocks
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carbonatites (1)
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porphyry (2)
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volcanic rocks
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basalts
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volcanic ash (1)
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metamorphic rocks
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amphibolites
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eclogite (1)
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metaigneous rocks
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rutile (3)
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leucosphenite (1)
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pyroxene group
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orthopyroxene
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enstatite (6)
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tobermorite (3)
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framework silicates
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cancrinite (3)
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feldspar group
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K-feldspar (3)
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plagioclase
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nepheline group
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scapolite group (5)
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silica minerals
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sodalite group
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zeolite group
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analcime (2)
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chabazite (6)
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clinoptilolite (37)
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erionite (5)
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-
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garnierite (1)
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kenyaite (2)
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orthosilicates
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britholite group (1)
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garnet group
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almandine (1)
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larnite (1)
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mullite (3)
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olivine group
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forsterite (3)
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olivine (5)
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ringwoodite (1)
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wadsleyite (2)
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zircon group
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zircon (3)
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-
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sorosilicates
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axinite group (1)
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epidote group
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allanite (1)
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epidote (3)
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zoisite (1)
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ilvaite (1)
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-
-
ring silicates
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beryl (1)
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tourmaline group (1)
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sheet silicates
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cerolite (3)
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chlorite group
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chamosite (3)
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chlorite (39)
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clinochlore (3)
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cookeite (1)
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sudoite (4)
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clay minerals
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allophane (16)
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beidellite (20)
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chrysocolla (3)
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dickite (9)
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halloysite (51)
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hectorite (38)
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hisingerite (1)
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imogolite (9)
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kaolinite (280)
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montmorillonite (358)
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nacrite (2)
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nontronite (34)
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smectite (336)
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stevensite (11)
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vermiculite (78)
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hydrobiotite (3)
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illite (158)
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magadiite (13)
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mica group
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annite (3)
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biotite (18)
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celadonite (7)
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glauconite (11)
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muscovite (25)
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paragonite (2)
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phengite (3)
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phlogopite (15)
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palygorskite (49)
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pyrophyllite (10)
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rectorite (11)
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sepiolite (42)
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sericite (2)
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serpentine group
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antigorite (3)
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berthierine (7)
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chrysotile (7)
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cronstedtite (4)
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lizardite (5)
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serpentine (12)
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talc (14)
-
-
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sulfates
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alunite (2)
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celestine (1)
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ettringite (1)
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gypsum (4)
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iron sulfates (1)
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jarosite (4)
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schwertmannite (2)
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sulfides
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chalcopyrite (2)
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covellite (1)
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orpiment (1)
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pyrite (8)
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sphalerite (2)
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tellurides
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calaverite (1)
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sylvanite (1)
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uranium minerals (2)
-
-
Primary terms
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absolute age (7)
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Africa
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Antarctica
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asbestos deposits (1)
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Asia
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Far East
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associations (1)
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atmosphere (2)
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