Origin
Southern and central Africa
Canada, Russia, Brazil
Color
Red, Blue, Green, Reddish, 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
3.79-3.942.74-3.00
1
7.18
👆🏻
Fracture
Lamellar, Splintery
Uneven
Cleavage
{100} Good, {001} Good, {010} Poor
Distinct on {0001} imperfect on {11 2 0}
Mohs Hardness
45-5.5
2
10
👆🏻
Chemical Composition
FeAs
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
Luster
Waxy
Vitreous
Pleochroism
-
Weak: O= colorless
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
TranslucentAnthony et al
Translucent
Refractive Index
1.670-1.7341.591-1.633
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
-99990.003-0.010
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
Translucent
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Transformation
Healing
-
Emotional healing
Qualities Associated
Emotional Healing
Self-Love