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geochronology methods
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- metamorphic rocks
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minerals
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- minerals (23)
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        chrome diopside (1)
        
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      - quartz (14)
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        wadsleyite (2)
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        allanite (2)
        
        epidote (4)
        
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      - pumpellyite group
        
        pumpellyite (1)
  - ring silicates
    - aquamarine (1)
    - beryl (7)
    - cordierite (2)
    - emerald (3)
    - tourmaline group
      - dravite (1)
      - elbaite (3)
      - schorl (1)
      - uvite (1)
  - sheet silicates
    - chlorite group
      - chlorite (5)
      - clinochlore (2)
    - clay minerals
      - beidellite (1)
      - kaolinite (3)
      - montmorillonite (1)
      - saponite (2)
      - smectite (2)
    - illite (2)
    - mica group
      - biotite (6)
      - lepidolite (2)
      - muscovite (3)
      - phengite (2)
      - phlogopite (5)
    - petalite (1)
    - sericite (1)
    - serpentine group
      - antigorite (1)
      - chrysotile (1)
      - lizardite (1)
- sulfates
  - anhydrite (1)
  - barite (1)
  - celestine (1)
  - gypsum (1)
  - jarosite (1)
- sulfides
  - acanthite (1)
  - arsenopyrite (2)
  - chalcopyrite (7)
  - cooperite (1)
  - copper sulfides (1)
  - galena (10)
  - genthelvite (1)
  - greenockite (2)
  - helvite (2)
  - mackinawite (2)
  - marcasite (1)
  - molybdenite (4)
  - nickel sulfides (1)
  - orpiment (1)
  - pentlandite (1)
  - pyrite (23)
  - pyrrhotite (8)
  - sphalerite (12)
  - stibnite (1)
  - tetradymite (1)
- sulfosalts
  - sulfantimonites
    - freibergite (1)
  - sulfarsenates
    - enargite (1)
  - sulfarsenites
    - tennantite (1)
- tellurides
  - calaverite (1)
  - sylvanite (1)
  - tetradymite (1)
- tungstates
  - scheelite (2)
  - wolframite (1)
- vanadates
  - vanadinite (1)
Primary terms
- absolute age (37)
- Africa
  - Cape Verde Islands (1)
  - Central Africa
    - Congo (1)
    - Congo Democratic Republic (2)
    - Rwanda (1)
  - East Africa
    - Kenya (1)
    - Tanzania
      - Oldoinyo Lengai (1)
  - East African Rift (1)
  - Libyan Desert (1)
  - Madagascar (2)
  - North Africa
    - Egypt (2)
    - Morocco
      - Rif
        
        Beni Bouchera (1)
  - Southern Africa
    - Botswana (1)
    - Kaapvaal Craton (2)
    - Namibia
      - Damara Belt (1)
      - Tsumeb Namibia (1)
    - South Africa
      - Bushveld Complex (2)
      - Limpopo South Africa (1)
      - Merensk