pyroxene group public domain. pyroxene is found in extrusive igneous rocks. dacite usgs basalt usgs...
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Pyroxene is found in extrusive igneous rocks.
dacite
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basalt
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Pyroxene is found in intrusive igneous rocks.dioritegranodiorite
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The volcanoes in Hawaiian, Iceland, and at the mid ocean ridges are releasing basalt.
Pyroxenes are the dark minerals in basalt (lava)
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Crystals of pyroxene occur in volcanic glass, such as scoria and Pele’s hair.
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Pyroxene is found in metamorphic rocks.
gneiss
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eclogite (green, with garnet)
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Pyroxenes are an important component of many
decorative building stones, where their dark green to
black colors contribute to the stones’ decorative pattern.
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Spodumene, a pyroxene, is an important mined source of lithium, used
in heat-resistant ceramics, mood stabilizing medication, and batteries.
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Jade is made of amphibole or pyroxene, and prized in Chinese,
Maori and Aztec cultures.
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Nephrite (an amphibole) and jadeite (a pyroxene) are nearly indistinguishable.
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Funded by FIPSE and by the University of Minnesota. Compiled for Dr. Kent Kirkby, Department of Geology and Geophysics, by Kate Rosok, 2007. Each displayed image
retains its original media rights. For educational purposes only; not to be used commercially.
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