Origin
Brazil, Kenya, Madagascar, Southern and central Africa
Southern and central Africa
Color
Brown, Black
Brown, Black, Blue
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
2.652.65
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
ConchoidalWalter Schumann
Cleavage
{0110} Indistinct
None
Mohs Hardness
7-9999
2
10
👆🏻
Chemical Composition
SiO2
SiO 2Ulrich Henn and Claudio C.
Luster
Vitreous
-
Pleochroism
None
Definite: brown reddish-brownWalter Schumann
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.544-1.5531.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
-
Birefringence
0.0090.009
0
0.296
👆🏻
Clarity
Opaque
Transparent
Physical
Neurological
-
Improves digestion and metabolism
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Protection
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Protection