Grayish-green DIOPSIDE with red ANDRADITE and black MAGNETITE etched from CALCITE (marble) Guye Peak Area Skarn, near Snoqualmie Pass, King County, Washington, USA Specimen is ~9 cm long Personal Collection Photo Copyright © 2016 Jeffrey M. Schwartz
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Grayish-green DIOPSIDE with red ANDRADITE and black MAGNETITE etched from CALCITE (marble) Guye Peak Area Skarn, near Snoqualmie Pass, King County, Washington, USA Specimen is ~9 cm long Personal Collection Photo Copyright © 2016 Jeffrey M. Schwartz
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