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16.0 Harzburgite. Stillwater Complex, Nye, Montana.  Minor bluish gray to greenish black plagioclase accompanies minor green olivine and abundant brownish black orthopyroxene in the rock. Sample courtesy of Sonoma State University Geology Department. [Scale is standard GSA scale with cm divisions.]
16.0 Harzburgite. Stillwater Complex, Nye, Montana. Minor bluish gray to greenish black plagioclase accompanies minor green olivine and abundant brownish black orthopyroxene in the rock. Sample courtesy of Sonoma State University Geology Department. [Scale is standard GSA scale with cm divisions.]

Image 36 of 156

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