Origin
Switzerland
Canada, Russia, Brazil
Color
Brown, Brownish, Yellow, Black, Reddish
Brown, Red, Yellow, Violet
Streak
White, gray
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
H₂SO₄
Durability
-
-
Specific Gravity
3.7-3.82.74-3.00
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven
Cleavage
Distinct on {010}
Distinct on {0001} imperfect on {11 2 0}
Mohs Hardness
7-7.55-5.5
2
10
👆🏻
Chemical Composition
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
Luster
Resinous
Vitreous
Pleochroism
X = colorless; Y = pale yellow; Z = golden yellow
Weak: O= colorless
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.736-1.7621.591-1.633
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Trigonal
Birefringence
0.009-0.0150.003-0.010
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Protection
Transformation
Healing
Physical healing
Emotional healing
Qualities Associated
Protection
Self-Love