Geography 103:Water & Landscapes

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Author:
jessiemclean
ID:
237024
Filename:
Geography 103:Water & Landscapes
Updated:
2013-09-25 15:31:38
Tags:
rocks igneous sedimentary metamorphic processes volcanoes earthquakes
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Description:
Glossary terms
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  1. felsic (description)
    light-coloured, rich in feldspar and silica
  2. mafic (description)
    Low silica content, dark to green coloured, has magnesium and iron.
  3. aphanitic
    fine-grain texture of rock (smaller crystals)
  4. phaneritic
    coarse-grained texture of rocks (larger crystals)
  5. porphyritic
    a mixture of coarse- and fine-grain in a rock (both large and small crystals)

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