Origin
Southern and central Africa
Mexico, Thailand, Italy, Austria
Color
Brownish, Red, orange
Green, Brown, Colorless, Greenish, gray, Yellow, White
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
-
Soluble
Durability
-
-
Specific Gravity
4.00-4.033.30-3.50
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Distinct
Perfect on {110}, poor on {101}, {001} rare
Mohs Hardness
7.5-85
2
10
👆🏻
Chemical Composition
CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Adamantine, Silky
Pleochroism
Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.787-1.8161.614-1.636
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Orthorhombic
Birefringence
0.0290.022
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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-
Cardiovascular
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-
Respiratory
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Good
Reproductive
-
-
Digestive
-
-
Psychology
-
Emotional Healing
Healing
Physical healing
Emotional healing
Qualities Associated
Transformation
Inner Peace