Flashcards
EAPS 111 Lab Exam 2 Igneous Rocks
Cards in this deck (10)
- 1—Rhyolite
-Extrusive - Volcano
-Felsic
-Aphanitic
-Shows: Feldspar
-E: Dikes, Chimneys, Domes - 2—Basalt
-Extrusive
-Mafic
-Aphanitic
-Shows Plagioclase, Pyroxene, Olivine
E: Lave Flow, Dike or Sill
- 3—Rhyolite Tuff
-Extrusive - Volcano
-Felsic
-Aphanitic
-Pyroclastic (Large Crystals)
-Shows Feldspar
E: Interbedded with lava in volcanoes
- 4—Diorite
-Intrusive
-Intermediate
-Phaneritic
-Shows Hornblende, Quartz
E: Large intrusions, Dikes and Sills
- 5—Gabbro
-Intrusive
-Mafic
-Phaneritic
-Shows Plagioclase
E: Ocean Crust
- 6—Obsidian
-Extrusive
-Ultra Mafic
-Aphanitic
-Glassy
-Shows Biotite, Hornblende
E, Rapid
- 7—Pumice
-Extrusive
-Felsic
-Aphanitic
-Vesicular (Small Cavities)
Light Weight
E: Explosive Volcanism
- 8—Granite
-Intrusive
-Felsic
-Phaneritic
-Shows Biotite, Quartz, Feldspar
- 9—Porphyritic Andesite
-Intrusive
-Mafic
-Porphyritic
-Shows Hornblende
E: Lava flows and domes
- 10—Scoria
-Extrusive
-Intermediate to Dark
-Aphanitic
-Vesicular
-Shows Olivine and Pyroxene
Information
- Description
- Flashcards on EAPS 111 Lab Exam 2 Igneous Rocks, created by Garrett VanParys on 02/11/2021.
- Created by
- Garrett VanParys · Nov 2021
- Updated
- Nov 2, 2021
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