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        lower Turonian (3)
        
        upper Turonian (3)
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        Osagian
        
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        Tournaisian
        
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        Meramecian
        
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        Serpukhovian (15)
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        Atokan
        
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        Moscovian (15)
        
        Paradox Formation (1)
        
        Staunton Formation (1)
        
        Tradewater Formation (1)
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        Cisco Group (1)
        
        Gzhelian (4)
        
        Kasimovian (6)
        
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        Wabamun Group (1)
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        Leduc Formation (1)
        
        upper Frasnian (1)
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        Halifax Formation (2)
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    - Upper Ordovician
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      - Wufeng Formation (1)
      - Yeoman Formation (1)
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    - Viola Limestone (1)
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  - Permian
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    - Ecca Group (7)
    - Guadalupian
      - Bell Canyon Formation (2)
      - Brushy Canyon Formation (1)
      - Capitanian (2)
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      - Wordian (1)
    - Irati Formation (2)
    - Kaibab Formation (1)
    - Khuff Formation (2)
    - Longtan Formation (2)
    - Lower Permian
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      - Autunian (1)
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        Asselian (4)
        
        Kungurian (3)
        
        Sakmarian (2)
      - Leonardian
        
        Bone Spring Limestone (1)
      - Qixia Formation (2)
      - Wolfcampian (4)
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    - Middle Permian (8)
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        Changhsingian (4)
      - Permian-Triassic boundary (12)
      - Rio do Rasto Formation (1)
      - Zechstein (3)
    - Wellington Formation (1)
    - Whitehill Formation (1)
    - Yeso Formation (1)
  - Pilot Shale (1)
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  - Silurian
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        Rhuddanian (4)
        
        Telychian (2)
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      - Wenlock
        
        Homerian (4)
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    - Upper Silurian
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        Gorstian (1)
        
        Ludfordian (1)
      - Pridoli (3)
      - Salina Group (1)
  - Taiyuan Formation (3)
  - upper Paleozoic
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    - Kiaman Superchron (1)
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- Phanerozoic (23)
- Precambrian
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  - upper Precambrian
    - Proterozoic
      - Bambui Group (2)
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      - Keweenawan (1)
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      - Mesoproterozoic
        
        Aldridge Formation (1)
        
        Belt Supergroup (1)
        
        Revett Quartzite (1)
        
        Stenian (1)
        
        Wumishan Formation (1)
      - Neoproterozoic
        
        Blaini Formation (1)
        
        Brioverian (1)
        
        Cryogenian (9)
        
        Dengying Formation (4)
        
        Ediacaran (49)
        
        Marinoan (2)
        
        Moine Supergroup (1)
        
        Moinian (1)
        
        Riphean (1)
        
        Sturtian (1)
        
        Tonian (2)
        
        Vendian (16)
      - Paleoproterozoic
        
        Birimian (1)
        
        Qinling Group (1)
        
        Virginia Formation (1)
        
        Wollaston Group (1)
      - Sinian
        
        Dengying Formation (4)
        
        Wumishan Formation (1)
  - Witwatersrand Supergroup (3)
- Rhenohercynian (3)
- Saxothuringian (1)
- Vindhyan (2)
igneous rocks
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- igneous rocks
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        agpaite (1)
        
        miaskite (1)
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        dunite (6)
        
        garnet lherzolite (2)
        
        harzburgite (9)
        
        lherzolite (8)
        
        spinel lherzolite (1)
        
        spinel peridotite (1)
      - pyroxenite
        
        clinopyroxenite (4)
        
        orthopyroxenite (1)
        
        websterite (2)
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        spilite (1)
        
        trachybasalts (1)
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- ophiolite (41)
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metamorphic rocks
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    - black schists (1)
    - blueschist (5)
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- ophiolite (41)
- turbidite (68)
meteorites
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        SNC Meteorites
        
        nakhlite
        
        Nakhla Meteorite (1)
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        H chondrites
        
        Tieschitz Meteorite (1)
minerals
- alloys
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- arsenates
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- arsenides
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- arsenites (2)
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- borates (1)
- carbonates
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- halides
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- iron minerals (2)
- K-bentonite (2)
- minerals (12)
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- native elements
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- organic minerals
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- oxides
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    - columbite (16)
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    - ixiolite (3)
    - pyrochlore (6)
    - samarskite (3)
    - tapiolite (3)
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  - spinel (21)
  - spinel group (5)
  - tantalates
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- phosphates
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- platinum minerals (20)
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- silicates
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      - clinoamphibole
        
        arfvedsonite (1)
        
        cummingtonite (2)
        
        edenite (1)
        
        hastingsite (1)
        
        hornblende (14)
        
        kaersutite (1)
        
        nephrite (2)
        
        pargasite (5)
        
        richterite (1)
        
        tremolite (6)
        
        tschermakite (1)
      - orthoamphibole
        
        anthophyllite (2)
        
        gedrite (4)
    - astrophyllite (1)
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    - jade (2)
    - pyroxene group
      - clinopyroxene
        
        chrome diopside (1)
        
        diopside (4)
        
        hedenbergite (2)
        
        jadeite (4)
        
        omphacite (6)
        
        spodumene (4)
      - orthopyroxene
        
        hypersthene (1)
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        adularia (3)
        
        amazonite (1)
        
        hyalophane (2)
        
        K-feldspar (15)
        
        microcline (1)
        
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        perthite (2)
        
        sanidine (3)
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        hyalophane (2)
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        albite (7)
        
        anorthite (4)
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    - silica minerals
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      - opal
        
        opal-A (1)
        
        opal-CT (1)
      - quartz
        
        smoky quartz (2)
    - sodalite group
      - hauyne (1)
      - lazurite (1)
    - zeolite group
      - analcime (2)
      - chabazite (1)
      - mordenite (1)
      - pollucite (1)
      - wairakite (1)
  - garnierite (2)
  - magnesian silicates (1)
  - orthosilicates
    - nesosilicates
      - andalusite (4)
      - britholite group
        
        britholite (1)
      - chloritoid (1)
      - chondrodite (2)
      - clinohumite (2)
      - garnet group
        
        grossular (6)
        
        pyrope (1)
        
        uvarovite (3)
      - humite (3)
      - kyanite (5)
      - larnite (1)
      - olivine group
        
        forsterite (3)
        
        olivine (17)
        
        tephroite (1)
      - phenakite group
        
        phenakite (1)
        
        willemite (3)
      - sillimanite (7)
      - staurolite (6)
      - titanite group
        
        titanite (8)
      - titanoclinohumite (1)
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      - zircon group
        
        thorite (2)
        
        zircon (164)
    - sorosilicates
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        chevkinite (2)
        
        perrierite (2)
      - epidote group
        
        allanite (6)
        
        clinozoisite (3)
        
        epidote (9)
        
        piemontite (1)
        
        tanzanite (1)
        
        zoisite (2)
      - ilvaite (1)
      - lawsonite (4)
      - pumpellyite group
        
        pumpellyite (1)
  - ring silicates
    - beryl (13)
    - cordierite (12)
    - emerald (5)
    - tourmaline group
      - dravite (10)
      - elbaite (4)
      - foitite (4)
      - schorl (11)
      - uvite (2)
  - sheet silicates
    - cerolite (1)
    - chlorite group
      - chamosite (1)
      - chlorite (30)
      - clinochlore (2)
      - sudoite (4)
    - clay minerals
      - beidellite (4)
      - dickite (3)
      - halloysite (2)
      - kaolinite (46)
      - montmorillonite (4)
      - nacrite (1)
      - nontronite (1)
      - saponite (5)
      - smectite (47)
      - vermiculite (5)
    - corrensite (1)
    - illite (48)
    - margarite (1)
    - mica group
      - annite (3)
      - biotite (27)
      - celadonite (2)
      - fluor-phlogopite (1)
      - glauconite (8)
      - lepidolite (9)
      - muscovite (33)
      - paragonite (2)
      - phengite (1)
      - phlogopite (10)
      - polylithionite (4)
      - zinnwaldite (2)
    - palygorskite (15)
    - petalite (3)
    - pyrophyllite (4)
    - sepiolite (9)
    - sericite (3)
    - serpentine group
      - antigorite (4)
      - berthierine (3)
      - chrysotile (1)
      - lizardite (2)
      - serpentine (4)
    - talc (2)
    - tosudite (1)
- sulfates
  - alunite (6)
  - anhydrite (10)
  - barite (5)
  - brochantite (1)
  - celestine (2)
  - chalcanthite (1)
  - copiapite (4)
  - coquimbite (2)
  - epsomite (1)
  - glauberite (1)
  - gypsum (22)
  - halotrichite (2)
  - hexahydrite (2)
  - iron sulfates (1)
  - jarosite (8)
  - lazurite (1)
  - melanterite (2)
  - mirabilite (1)
  - natroalunite (1)
  - pickeringite (3)
  - roemerite (1)
  - rozenite (2)
  - schwertmannite (2)
  - voltaite (1)
- sulfides
  - alabandite (1)
  - arsenopyrite (1)
  - arsenosulfides (1)
  - bismuthinite (1)
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  - chalcocite (3)
  - chalcopyrite (11)
  - cinnabar (2)
  - cobaltite (3)
  - copper sulfides (2)
  - covellite (2)
  - cubanite (3)
  - digenite (2)
  - galena (8)
  - gersdorffite (3)
  - greenockite (1)
  - heazlewoodite (1)
  - iron sulfides (2)
  - joseite (1)
  - kesterite (1)
  - laurite (13)
  - lazurite (1)
  - millerite (1)
  - molybdenite (5)
  - nickel sulfides (2)
  - niningerite (1)
  - oldhamite (1)
  - pentlandite (6)
  - pyrite (31)
  - pyrrhotite (13)
  - sphalerite (10)
  - stannoidite (1)
  - stibnite (3)
  - tetradymite (1)
  - troilite (2)
  - violarite (1)
  - zinc sulfides (1)
- sulfosalts
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    - tetrahedrite (2)
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    - stannite (1)
- tellurides
  - altaite (1)
  - calaverite (1)
  - hedleyite (1)
  - joseite (1)
  - tellurobismuthite (2)
  - tetradymite (1)
- tungstates
  - ferberite (1)
  - scheelite (3)
  - wolframite (6)
- uranium minerals (2)
- vanadates
  - vanadinite (1)
- wehrlite (1)
Primary terms
- absolute age (324)
- Africa
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  - Southern Africa
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      - Free State South Africa
        
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