Origin
Southern and central Africa
Canada
Color
Brownish, Red, orange
Yellow, Brown, Red, White, Green, Reddish, Black
Streak
White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
-
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Ring Metal
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Deities
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Not to wear with
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Powers
-
-
Birthstone
Planetary
-
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Talisman
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.00-4.033.89-4.18
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
Distinct
{0001}, {11 2 0} imperfect
Mohs Hardness
7.5-85.5
2
10
👆🏻
Chemical Composition
CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Resinous
Pleochroism
Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli
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Dispersion
0.020.17
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.787-1.8161.687-1.723
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Trigonal
Birefringence
0.0290.028-0.030
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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Cardiovascular
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Respiratory
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Poor
Reproductive
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Digestive
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Psychology
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Optimism
Healing
Physical healing
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Qualities Associated
Transformation
Transformation