Malachite

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Malachite

Ajo, Pima Co., Arizona, USA

Reference: 720

Classic specimen from this famous mine consisting of an oval crystalline ball of velvety green malachite without any apparant attachment. Subsequently stubby azurite crystals have formed around the malachite ball and then altered to malachite. Intrigiung specimen. Small areas of slight scuffing.

Formulas: Malachite Cu₂(CO₃)(OH)₂ ; Azurite Cu₃(CO₃)₂(OH)₂