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Khatyrkite: (Cu,Zn)Al2
Comments: Left: Black khatyrkite with spinel, olivine and augite (whitish material). Right: High-resolution image (collection through a transmission electron microscope) of a region of about 15 nanometers showing 5 fold symmetry. Location: Khatirskii ultramafic zone of the Koryak-Kamchata fold area, Koryak Mountains, Russia.. Scale: Not Given. © Museum of Natural History