Origin
Pakistan, Tanzania
Mexico
Color
Brown, gray, Green, Blue, rose, Red
Colorless, Blue, Violet, White, Brown, rose, gray
Streak
White, Colorless
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.502.90-2.98
1
7.18
👆🏻
Fracture
Uneven, Conchoidal, Even
Conchoidal
Cleavage
Perfect {010} imperfect {100}
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
Mohs Hardness
6-73.5
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous
Pearly, Greasy
Pleochroism
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
For violet varieties
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Transparent
Refractive Index
1.685-1.7071.570-1.614
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.006-0.0180.042-0.044
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
-
Digestive
-
-
Psychology
Transformation
Calmness
Healing
Emotional healing
Emotional healing
Qualities Associated
-
Acceptance