Turquoise Necklace

This necklace features polished turquoise set with sterling silver components. Turquoise is a hydrous phosphate mineral of copper and aluminum (CuAl₆(PO₄)₄(OH)₈·4H₂O), valued for its distinctive blue-green color.

Details:

• Material: Natural turquoise with sterling silver

• Appearance: Blue to green stone, showing natural veining

• Formation: Forms in arid regions through the weathering and oxidation of copper-rich deposits

• Physical Properties: Mohs hardness 5–6, waxy to subvitreous luster

• Educational Value: Demonstrates phosphate mineral formation, effects of trace elements on color, and secondary mineralization

This sterling silver turquoise necklace combines natural beauty with geological science, making it both a striking accessory and an educational example of mineralogy.