Flashcards
Geology Lab Midterm -- Igneous Rocks
Cards in this deck (7)
- 1—Scoria
Texture: vesicular
Subvolcanic
Essential Minerals: pyroxene, amphibole, olivine, plagioclase - 2—Rhyolite Porphyry
Texture: porphyritic
Subvolcanic
Amphibole, quartz, pyroxene, biotite, plagioclase
- 3—Diorite
Phaneritic
Plutonic
Quartz, plagioclase, pyroxene, amphibole
- 4—Basalt
Aphanitic
Volcanic
Olivine, amphibole, pyroxene, plagioclase
- 5—Dunite
Phaneritic
Plutonic
Pyroxene, plagioclase, olivine
- 6—Obsidian
Glassy
Volcanic
Plagioclase, amphibole, biotite, pyroxene, quartz
- 7—Pumice
Vesicular
Volcanic
Quartz, amphibole, biotite, K-Feldspar, plagioclase
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- Geology Flashcards on Geology Lab Midterm -- Igneous Rocks, created by Anne Healy on 17/10/2018.
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- Anne Healy
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