Origin
Southern and central Africa
Canada, Russia, Brazil
Color
Brown
Brown, Red, Yellow, Violet
Streak
White
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
Solubility
-
H₂SO₄
Durability
-
-
Specific Gravity
3.25-3.282.74-3.00
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
{100} Distinct, {001} Poor, {110} Poor
Distinct on {0001} imperfect on {11 2 0}
Mohs Hardness
6.5-75-5.5
2
10
👆🏻
Chemical Composition
Ca2Fe++Al2BO3Si4O12(OH)
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous
Pleochroism
Colorless
Weak: O= colorless
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.674-1.6931.591-1.633
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
Trigonal
Birefringence
-99990.003-0.010
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Grounding
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
-
Self-Love