Quizlet rocks

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  1. basalt: extrusive, ingeous, like a norman rock but black
  2. bituminous coal: organic, sedimentary, black, fine grained
  3. chalk: organic, sedimentary, white, fine grained
  4. garnet-mica-schist: not foliated, metamorphic, shiny, goldish
  5. gneiss: foliated, metamorphic, layered, dark, flat
  6. granite: intrusive, ingeous, normal rock, light colour
  7. limestone: organic, sedimentary, hard, normal rock
  8. marble: not foliated, metamorphic, white with veins
  9. obsidian: extrusive, ingeous, like black glass
  10. pumice: extrusive, ingeous, un-heavy and holey
  11. sandstone: clastic, sedimentary, sandy
  12. serpentine: not foliated, metamorphic, dark, red bit going through
  13. shale: clastic, sedimentary, dark, slightly lighter than siltstone
  14. siltstone: clastic, sedimentary, dark, slightly darker than shale