Origin
Spain
Southern and central Africa
Color
Black
Colorless, Blue, Brown, Green, gray
Streak
-
White
For which Rashi?
Capricorn
Gemini
Planet
Saturn
Venus, Neptune
Element of Planets
Earth
Water, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Cybele
-
Not to wear with
-
-
Powers
Protection
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
1.19-1.353.90-4.00
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann
Conchoidal
Cleavage
None
Perfect on {001}, good on {210}, poor on {010}
Mohs Hardness
2.5-43-3.5
2
10
👆🏻
Chemical Composition
C
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Waxy
Vitreous, Pearly
Pleochroism
-
Weakly trichroiC
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.640-1.6801.619-1.635
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
-99990.004-0.012
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Divine Guidance