Origin
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Czech
Color
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Brownish, Black, Colorless, White, gray, Blue, Green
Streak
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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
-
-
Birthstone
Planetary
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-
Talisman
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-
Tenacity
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-
Solubility
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insoluble
Durability
-
-
Specific Gravity
3.316.46-6.57
1
7.18
👆🏻
Fracture
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Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Indiscernible
Good [110] and [021]
Mohs Hardness
-99993-3.5
2
10
👆🏻
Chemical Composition
NaFe 3+ 3 Al 6 (BO 3 ) 3 Si 6 O 18 (O,F,OH) 4 Anthony et al, Handbook of mineralogy (2001)
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
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Adamantine, Vitreous, Resinous
Pleochroism
-
-
Dispersion
0.020.06
0.005
1
👆🏻
Transparency
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Transparent, Translucent
Refractive Index
-99991.803-2.078
1
3.25
👆🏻
Optic Character
-
-
Crystal System
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Orthorhombic
Birefringence
-99990.273
0
0.296
👆🏻
Clarity
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Transparent
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
Calms digestive system and reduces stomachaches
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Digestive
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-
Psychology
Harmony
Clarity
Healing
Physical healing
Emotional healing
Qualities Associated
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Clarity