Origin
Southern and central Africa
Southern and central Africa
Color
Colorless, Blue, Brown, Green, gray
Blue, Colorless, White
Streak
White
White
For which Rashi?
Gemini
Gemini, Virgo
Planet
Venus, Neptune
-
Element of Planets
Water, Air
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Quan Yin
Not to wear with
-
-
Powers
Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.002.45-2.58
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect on {001}, good on {210}, poor on {010}
None
Mohs Hardness
3-3.53-3.5
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Weakly trichroiC
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.619-1.6351.583-1.608
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.004-0.0120.019
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Peace
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Divine Guidance
Calming