Turquoise

Turquoise is a blue to green mineral that is a hydrous phosphate of copper and aluminum. It occurs in various shades, with its characteristic color attributable to the presence of copper and iron.

Turquoise
Category: Phosphates
Hardness: 5
Specific Gravity: 2.7
Luster: Waxy to subvitreous
Transparency: Opaque
Crystal System: Trigonal
Cleavage: None
Fracture: Conchoidal
Composition: Copper aluminum phosphate
Typical Size: Cabochons up to several centimeters in diameter
Found In:
US United States CN China IR Iran
Uses:
  • Jewelry
  • Decorative items
  • Amulets
  • Healing stones
Turquoise is believed to bring good fortune and prosperity. It is also thought to enhance communication and spiritual attunement.