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  - stable isotopes
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    - Ne-22/Ne-20 (2)
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    - O-18 (2)
    - O-18/O-16 (210)
    - Os-188/Os-187 (1)
    - Pb-206/Pb-204 (21)
    - Pb-207/Pb-204 (19)
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    - Pb-208/Pb-204 (18)
    - Pb-208/Pb-206 (1)
    - S-34/S-32 (100)
    - Sm-147/Nd-144 (1)
    - Sr-87/Sr-86 (43)
    - Xe-129 (1)
- metals
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    - Pb-208/Pb-206 (1)
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- noble gases
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- oxygen
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- phosphorus (1)
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fossils
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geochronology methods
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geologic age
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  - Tertiary
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      - Miocene
        
        Guantao Formation (1)
        
        lower Miocene (3)
        
        middle Miocene (2)
        
        upper Miocene
        
        Tortonian (1)
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        lower Pliocene (2)
        
        upper Pliocene (1)
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        middle Eocene (1)
        
        upper Eocene (1)
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        upper Oligocene (1)
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        lower Paleocene
        
        K-T boundary (1)
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- Mesozoic
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- Paleozoic
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        Bashkirian (1)
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        Paradox Formation (2)
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        Missourian
        
        Kansas City Group (1)
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        Wabamun Group (1)
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        Halifax Formation (1)
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    - Upper Permian
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- Precambrian
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        Belt Supergroup (1)
        
        Gawler Range Volcanics (2)
        
        Hiltaba Suite (1)
        
        Soldiers Cap Group (1)
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      - Paleoproterozoic
        
        Birimian (2)
        
        Corella Formation (1)
        
        Francevillian (1)
        
        Urquhart Shale (4)
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igneous rocks
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metamorphic rocks
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meteorites
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        nakhlite (1)
        
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        ALHA 77005 (1)
minerals
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- minerals (19)
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- silicates
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        spodumene (1)
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        adularia (7)
        
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        zircon (6)
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Primary terms
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- Africa
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- carbon
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