Sunday, April 24, 2016

Selective serpentinization in peridotite (harzburgite), Onion Camp complex, Klamath Mountains, Oregon

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Peridotite (harzburgite), Onion Camp complex, Klamath Mountains, Oregon. Colored grains are olivine and orthopyroxene; black areas with white spots are serpentine. XPL  macrophotograph. Imaged area 24 mm by 42 mm. Photo by Dan Snyder.

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Peridotite (harzburgite), Onion Camp complex, Klamath Mountains, Grains with vivid interference colors are olivine; yellowish gray grains at bootom center and top left are orthopyroxene; dark gray areas with light gray and white polygons are serpentine. XPL  Imaged area 1.3 mm by 2 mm. Photo by Dan Snyder.

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Peridotite (harzburgite), Onion Camp complex, Klamath Mountains, Oregon. Colored grains are olivine; gray grain at center is orthopyroxene; dark gray areas with light gray and white polygons are serpentine. XPL  Imaged area  0.5 mm by 0.8 mm. Photo by Dan Snyder.

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