Topic: Earth Are Plagioclase Feldspars
Answers to Common Questions
What is plagioclase feldspar with quartz and olivine?
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What is the cleavage of a plagioclase feldspar rock?
2,1 - basal ; 2,1 - prismatic ; 3,1 - pinacoidal The cleavage angle is about 90 degrees. Read More »
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Where can you find Plagioclase feldspar in nature?
Plagioclase feldspar is commonly found in igneous rocks that are felsic in compositions such as granite. Read More »
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Featured Content: Earth Are Plagioclase Feldspars
Rock formed almost entirely of calcic plagioclase feldspar (see below) is known as ... immiscibility occurs at temperatures common in the crust of the earth. More »
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Answers to Other Common Questions
It forms clay minerals. Read More »
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Pink with no striations is orthoclase feldspar (contains potassium). Dark, striated is plagioclase (contains calcium and sodium). Read More »
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None, you don't get quartz and olivine in the same igneous rock. Read More »
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Because of The Aperture Science Portal Shooting Device... thingy. Deploying surprise in 5...4...3.... what what was that? That was not the surprise... -GLaDoS Anyway, LEEEMOOONS! I DONT WANT YOUR STUPID LEMONS -Cave Johnson Look it up. Jeez... Read More »
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Rhyolite Read More »
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