Malachite
Malachite is a rich green secondary mineral, containing up to 58% Copper. It forms according to a monoclinic crystal structure and has a hardness 3.5-4 on the Mohs scale with a specific Gravity: 3.6 – 4.05, and an Adamantine, Vitreous, Silky, Dull, Earthy lustre.
$25.00 – $30.00
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