Sphalerite Crystal studded with a multitude of golden chalcopyrite crystals.
Dimensions (millimeters): 40 x 40 x 30
Dimensions (inches): 1.6 x 1.6 x 1.2
Origins: from Picher, Oklahoma, USA. (known as the Tri-state mining district) ex Al Kidwell collection, comes with his original acquisition label
When chalcopyrite has a patina it is called peacock ore. Sphalerite is a zinc ore and is known as "Jack" among miners. If the sphalerite is black it is called Black Jack and if it is reddish it is called Ruby Jack.
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