Turquoise

Turquoise with striking sky blue to blue-green colors, has been prized by cultures all over the world for over 5,000 years. Turquoise is a copper and aluminum-rich phosphate mineral beloved for its versatile properties and uses.

• Color: Turquoise, pale to dark blue, blue-green, yellow

• Crystal structure: Triclinic

• Luster: Vitreous (crystals), waxy or dull (massive)

• Transparency: Transparent to translucent (rare), opaque

• Refractive index: 1.590-1.650

• Specific gravity: 2.40-2.90

• Cleavage: None (massive)

Click here to buy cabochon Turquoise.