Turquoise

Turquoise

Turquoise THE MINERAL TURQUOISE   Turquoise is a Hydrated Copper Aluminum Phosphate that belongs to the phosphate class of minerals. Most specimens are cryptocrystalline, meaning that the crystals could only be seen by a microscope. The color is blue but also occurs as, blue-green, green-blue, brown-green and sky blue, they have a dull to waxy luster and …

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