Origin
Southern and central Africa
Brazil, Southern and central Africa, Madagascar, Widespread; best stones come from Brazil.
Color
Colorless, Blue, Brown, Green, gray
Yellow
Streak
White
-
For which Rashi?
Gemini
Scorpio
Planet
Venus, Neptune
Jupiter
Element of Planets
Water, Air
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Persephone, Mercury
Not to wear with
-
-
Powers
Healing
Protection, Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.002.65
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Perfect on {001}, good on {210}, poor on {010}
Indiscernible
Mohs Hardness
3-3.57
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Weakly trichroiC
Natural: weak; yellow light yellow.
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.619-1.6351.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal
Birefringence
0.004-0.0120.009
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances creativity and mental clarity
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Peace
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Divine Guidance
Abundance