Origin
-
Brazil, Kenya, Madagascar, Southern and central Africa
Color
Blue, gray, Black
Brown, Black
Streak
Blue
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
3-3.152.65
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, ConchoidalWalter Schumann
Cleavage
Good on [110] and on [001]
{0110} Indistinct
Mohs Hardness
6.0-6.57
2
10
👆🏻
Chemical Composition
[ ]Na2(Mg3Al2)Si8O22(OH)2
SiO2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Strong
None
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.606-1.6371.544-1.553
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
-99990.009
0
0.296
👆🏻
Clarity
-
Opaque
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Peace
Grounding