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Rock containing Ca-rich Plagioclase
Taken: May 2, 2012
Felsic rock with a glassy texture
Mafic and Felsic Minerals in approx. equal amounts
Contains K-feldspar
Mafic Vesicular Texture
Porphyritic Texture
Aphanitic Texture
Phaneritic Texture
Obsidian
Me and the Igneous Family
Diorite
Scoria
Gabbro
Granite
Basalt
Andesite
Pumice
Rhyolite porphyry
Granodiorite
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