QUARTZ with SPHALERITE inclusion? Pend Oreille Mine, near Metalline Falls, Pend Oreille County, Washington, USA Specimen is 2 cm Ex-Jim Browne Collection The transparent red-orange inclusion is likely sphalerite based on color and provenance (the quartz specimen was collected from the ore zone). This identification has not been confirmed. Photo Copyright © 2014 Jeffrey M. Schwartz
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