Angelite

Anhydrite

by Tim Matthews
Published: June 2014
Modified: August 2021
Angelite Jewelry

Angelite is the bluish gray translucent variety of anhydrite from Peru. Since it is soft it can be carved or shaped into decorative objects or cabochons.

General Information

Common Name
Angelite
Species
Anhydrite
Transparency
Translucent
Dispersion
Strength: Weak Fire Value: 0.013
Refractive Index
1.570-1.614
Optic Character
Biaxial
Optic Sign
Positive
Polariscope Reaction
Aggregate (AGG)
Streak
White
Toughness
Poor
Luster
Greasy, Pearly, Vitreous
Stability
Poor
Fracture
Uneven to Splintery
Chemical Name
Calcium sulfate
Chemical Formula
CaSO4
Crystal System
Orthorhombic
Chemistry Classification
Sulfate

Angelite Colors

  • Blue Angelite
    Blue
  • Gray Angelite
    Gray

Alternate Names

Angel stone, Anhydrite

Countries of Origin

Unknown; Mexico; Peru

Care

Angelite is very soft, so be mindful of scratching. Avoid abrasives, ultrasonic, solvents, or exposure to water.