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igneous

Matthew Williams Geology GCSE English 10 cards

Cards in this deck (10)

  1. 1How are igneous rocks formed?The cooling of magma
  2. 2How are they classified?Type of magma and where they cooled
  3. 3Where are the two possible places a rock can be cooled?Extrusive and Intrusive
  4. 4Define Extrusivevolcanic, cool quickly, fine grained
  5. 5What is an example of an extrusive rock?Obsidian
  6. 6What is Obsidian?Volcanic glass
  7. 7Define IntrusivePlutonic, cool slowly, large grained, large crystals
  8. 8What is an example of an intrusive rock?Granite
  9. 9What type of rock is granatic magma?Felsic
  10. 10What type of rock is andesitic magma?intermediate

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GCSE Geology Flashcards on igneous, created by Matthew Williams on 06/11/2014.
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