Origin
Southern and central Africa
Southern and central Africa, Switzerland
Color
Colorless, Blue, Brown, Green, gray
Red, Brown, Green, Yellow, Blue, Colorless, Pale pink, White, Black, pink
Streak
White
White
For which Rashi?
Gemini
Scorpio, Aquarius, Pisces
Planet
Venus, Neptune
Neptune
Element of Planets
Water, Air
Water, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
slightly water soluble and in hot hydrochloric acid
Durability
-
-
Specific Gravity
3.90-4.003.00-3.25
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
Perfect on {001}, good on {210}, poor on {010}
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
3-3.54
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaF2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Weakly trichroiC
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.619-1.6351.432-1.436
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
cubic
Birefringence
0.004-0.012-9999
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Peace
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Divine Guidance
Protection