Origin
Brazil, Kenya, Madagascar, Southern and central Africa
Southern and central Africa
Color
Brown, Black
Colorless, Blue, Green
Streak
White
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
2.653.07-3.13
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
Conchoidal, Uneven
Cleavage
{0110} Indistinct
{100} Perfect, {010} Distinct, {102} Distinct
Mohs Hardness
73-3.5
2
10
👆🏻
Chemical Composition
SiO2
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
-
Pleochroism
None
-
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.544-1.5531.595-1.621
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
-
Birefringence
0.0090.021
0
0.296
👆🏻
Clarity
Opaque
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Emotional healing
Healing
Physical healing
Emotional healing
Qualities Associated
Grounding
Emotional Healing