Origin
Canada, Southern and central Africa
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Color
Green, Yellow, Red
Colorless, gray, White
Streak
White
White
For which Rashi?
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Planet
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Element of Planets
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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
-
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Birthstone
Planetary
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Talisman
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Tenacity
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Brittle
Solubility
-
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Durability
-
-
Specific Gravity
3.28-3.322.33-2.37
1
7.18
👆🏻
Fracture
Uneven
ConchoidalWalter Schumann
Cleavage
{101} Distinct
Perfect on {010}, good on {100}
Mohs Hardness
6-6.57.5
2
10
👆🏻
Chemical Composition
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Be 2BO 3(OH)Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous
Pleochroism
-
-
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.593-1.5961.543-1.631
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Orthorhombic
Birefringence
0.0010.071-0.074
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
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Supports heart health
Respiratory
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Excellent
Reproductive
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Digestive
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Psychology
Personal power
Clarity
Healing
Physical healing
Emotional healing
Qualities Associated
Vitality
Clarity