Zoisite · Very Rare

Tanzanite

Found only near Mount Kilimanjaro. Strong pleochroism flashes blue, violet, and burgundy from different angles.

Color
Violet Blue
Origin
Tanzania
Hardness
6.5 Mohs
Rarity
Very Rare
Price
$1,200 / ct
Family
Zoisite

Properties

  • Calcium aluminum silicate
  • Orthorhombic
  • Pleochroic