Origin
Brazil, Kenya, Madagascar, Southern and central Africa
Southern and central Africa
Color
Brown, Black
-
Streak
White
-
For which Rashi?
Capricorn, Sagittarius
-
Planet
Saturn
-
Element of Planets
Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Nerthus
-
Not to wear with
-
-
Powers
Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.652.50-2.80
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
-
Cleavage
{0110} Indistinct
Perfect
Mohs Hardness
75-6.5
2
10
👆🏻
Chemical Composition
SiO2
Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
Luster
Vitreous
-
Pleochroism
None
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent
Refractive Index
1.544-1.5531.531-1.600
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
-
Birefringence
0.0090.004-0.037
0
0.296
👆🏻
Clarity
Opaque
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Creativity
Healing
Physical healing
-
Qualities Associated
Grounding
Creativity