Pyroxenite
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Pyroxenite is an ultramafic igneous rock consisting essentially of minerals of the pyroxene group, such as augite, diopside, hypersthene, bronzite or enstatite. Pyroxenes have the general formula XY2O
Neoarchean pyroxenite from the Stillwater complex, Montana.
Metamorphosed (serpentinized) clinopyroxenite, made of green diopside, from the Shetland ophiolite, Unst, Scotland
Bronzite
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Bronzite is a member of the pyroxene group of minerals, belonging with enstatite and hypersthene to the orthorhombic series of the group. Rather than a distinct species, it is really a ferriferous var
Pyroxenite
…Pyroxenite is an ultramafic igneous rock consisting essentially of minerals of the pyroxene group, such as augite, diopside, hypersthene, bronzite or enstatite. Pyroxenes have the general formula XY(Si,Al)2O6, where X represents ions of calcium (Ca), sodium (Na), iron (Fe(II)) or magnesium (Mg…
Bronzite variety from the Bare Hills copper mine, Baltimore County, Maryland, USA (size: 9.6 x 7.5 x 4.9 cm)
Bronzitite, thin section of a rock made of olivine and pyroxene, mostly bronzite. Photomicrograph, viewed with polarized light.