Origin
Czech
China, Burma, Pakistan, USA, Southern and central Africa, Brazil
Color
Brownish, Black, Colorless, White, gray, Blue, Green
Green
Streak
White
None
For which Rashi?
-
Libra, Taurus, Leo, Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Isis
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.46-6.571.54-1.55
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal
Cleavage
Good [110] and [021]
Poor
Mohs Hardness
3-3.56.5-7
2
10
👆🏻
Chemical Composition
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Fe)2SiO4
Luster
Adamantine, Vitreous, Resinous
Vitreous, Greasy
Pleochroism
-
Weak: yellow-green green (colorless)Herve Nicolas Lazzarelli
Dispersion
0.060.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.803-2.0781.64-1.69
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.2730.036
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Clarity
Harmony
Healing
Emotional healing
Physical healing
Qualities Associated
Clarity
Health