Flashcards
Igneous Rock Textures
Cards in this deck (6)
- 1AphaniticFine grained, microscopic crystals, rapid cooling rate.
- 2PhaneriticCoarse-grained, large crystals, slow cooling rate
- 3PorphyriticMinerals form at different depths and temperatures. Large and small crystals, looks like a chocolate chip cookie.
- 4GlassyNo crystals, very rapid cooling rate
- 5PyroclasticFormed during highly explosive volcanic eruptions, mixture of rock fragments, pumice and ash
- 6VesicularFormed during volcanic eruptions, contains holes within the rock .
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- Geology Flashcards on Igneous Rock Textures, created by Dimitris Tsamolias on 07/03/2018.
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- Dimitris Tsamolias
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