Origin
Switzerland
Russia
Color
Brown, Brownish, Yellow, Black, Reddish
Violet, Brown
Streak
White, gray
White
For which Rashi?
-
Sagittarius, Scorpio
Planet
-
Jupiter, Neptune
Element of Planets
-
Water, Earth, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Minerva
Not to wear with
-
-
Powers
-
Healing, Love, Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.7-3.82.54-2.78
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal
Cleavage
Distinct on {010}
Good in three directions
Mohs Hardness
7-7.55-6
2
10
👆🏻
Chemical Composition
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Resinous
Pearly, Chatoyant
Pleochroism
X = colorless; Y = pale yellow; Z = golden yellow
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.736-1.7621.545-1.560
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.009-0.0150.009
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Transformation
Healing
Physical healing
Emotional healing
Qualities Associated
Protection
Transformation