Flashcards
igneous rocks
Flashcards do conjunto (12)
- 1gabbrocoarse grained
pyroxene, plagioclases
color black/green
intrusive - 2rhyolite pumicefine grained
light grey
little bubbbles
extrusive
mins- quartz, plagioclase
vesicular - 3diroite(salt and pepper)
coarse grained
light brown and black
intrusive
mins- biotite, pyroxene
- 4basaltfine grained
black/ dark grey
cant see minerals - plagioclase/pyroxene
extrusive
- 5granitecoarse grained
mins- quartz/feldspar
color pink, white, black, grey
intrusive
- 6periodotitecoarse grained
more green color
mins- olivine
intrustive
- 7andesitefine grained
grey
small crystals throughout
extrusive
mins- pyrozene, pladioclase feldspar
- 8rhylotitefine grained
pink
extrusive
mins- quartz, plagioclase
- 9obsidianglassy
black
extrusive
mins-quartz, orthoclase
- 10pumicelight gray/white
feels like sand
extrusive
mins- feldspar, zircon
- 11pyrcoclastic brecciacoarse grained
pyroclastic
extrusive
mins- calcite/quartz
- 12scoriavesicular volcanic rock
dark in color (red, brown, black)
mins- plagioclase, pyroxene
extrusive
Informações
- Descrição
- FlashCards sobre igneous rocks, criado por Sabrina Jolley em 09-02-2020.
- Criado por
- Sabrina Jolley
- Visualizações
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- Avaliação
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