Here's an Opal from the Peacock Mine in the Virgin Valley of Nevada. Though opal typically only glows green, the mineral is great for providing uniquely sinuous specimens. About 4 inches by 3 inches.
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Here's an Opal from the Peacock Mine in the Virgin Valley of Nevada. Though opal typically only glows green, the mineral is great for providing uniquely sinuous specimens. About 4 inches by 3 inches.