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The Rock Professor has provided you with a mineral information card. Print on stock paper, and cut out to enhance your rock and mineral products.
To print: with your cursor, highlight the entire card below, right click and select print, then click on "selection" and print.
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THE ROCK PROFESSOR
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CHRYSOCOLLA
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Chrysocolla is a secondary mineral found in oxidized zones of copper deposits. It is abundant in the southwestern United States as well as in numerous areas worldwide. It is sometimes confused with turquoise, but it is softer. It is cryptocrystalline and is typically found in masses or fracture fillings.
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Chemistry: hydrous copper silicate ♦ Transparency: opaque ♦ Luster: vitreous to waxy ♦ Crystal system: orthorhombic ♦ Moh's hardness: 2-4 ♦ Color: green or blue ♦ Mineral associations: copper, malachite, azurite ♦ Localities: USA, Chile, England, France, Russia, Africa
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