Origin
Southern and central Africa
Canada, USA, Mexico, Madagascar, Australia, Finland, India, Russia
Color
Colorless, Blue, Brown, Green, gray
Violet, Colorless, gray, White, Green
Streak
White
White
For which Rashi?
Gemini
Aquarius
Planet
Venus, Neptune
-
Element of Planets
Water, Air
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
Healing
Protection, Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.002.69-2.72
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Perfect on {001}, good on {210}, poor on {010}
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
Mohs Hardness
3-3.56-6.5
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Na,Ca)1-2Si3-2O8
Luster
Vitreous, Pearly
Vitreous, Pearly
Pleochroism
Weakly trichroiC
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.619-1.6351.554-1.573
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Triclinic
Birefringence
0.004-0.0120.008-0.010
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Peace
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Divine Guidance
Magic