Nayal Black Hawk Mine 1
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Nayal Black Hawk Mine 1 |
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| From the Nayal Black Hawk Mine, near Castle Dome, Arizona, a combination of blue Hydrozincite, creamy yellow Willemite, and red Calcite. Shown under shortwave UV. Dimensions are 3 x 2 1/2 x 2 inches. Price: $20 |