TB37Y6: Chalcopyrite with Sphalerite - Commodore Mine, Colorado USA
Chalcopyrite with Sphalerite

Commodore Mine, Creede District, Mineral County, Colorado  USA

Specimen size: 9.9 × 7.9 × 3.7 cm = 3.9” × 3.1” × 1.5”
Main crystal size: 1.4 × 1.4 cm = 0.6” × 0.6”

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