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14 Cards in this Set
- Front
- Back
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What are the major components of Gabbro?
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Ca Feldspar
Augite (some olivine minor) |
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What are the major components of Norite?
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Ca Feldspar
OPX - enstatite (some olivine minor) |
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What are the major components of Peridotite?
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Olivine
Less than 50% pyroxene |
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What are the major components of Pyroxinite?
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Mostly pyroxene (hornblende), black, elongated crystals.
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What are the major components of Anorthosite?
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Ca-Na Feldspar (plagioclase)
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Characteristic of Basalt
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Dark grey to black.
Volcanic with no crystals but may be porphorytic |
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What is amygdaloidal
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Gas vesicles that have been filled in by a secondary mineral.
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What type of rock?
(Mostly Ca/Na Feldspar) |
Anorthosite
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What type of rock?
(mostly Ca/Na feldspar) |
Anorthosite
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What type of rock?
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Basalt
(possibly vesicular) |
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What type of rock?
(Augite and Ca Felds) |
Gabbro
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What type of rock?
(mostly olivene, less than 50% pyroxene) |
Peridotite
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What type of rock?
(mostly pyroxene(hornblende)) |
Pyroxenite
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What type of rock?
(mostly olivene) |
Peridotite
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