Origin
Czech
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Color
Brownish, Black, Colorless, White, gray, Blue, Green
Brown, Colorless, Brownish, Black, Green, Greenish
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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Solubility
insoluble
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Durability
-
-
Specific Gravity
6.46-6.575.5-6.0
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal
Cleavage
Good [110] and [021]
{001} Distinct
Mohs Hardness
3-3.56.5
2
10
👆🏻
Chemical Composition
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
ZrO 2Arthur Thomas , Gemstones (2009)
Luster
Adamantine, Vitreous, Resinous
Adamantine
Pleochroism
-
DistinctArthur Thomas
Dispersion
0.060.04
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.803-2.0782.13-2.20
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
Birefringence
0.2730.07
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Respiratory
Good
Good
Reproductive
-
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Digestive
-
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Psychology
Clarity
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Healing
Emotional healing
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Qualities Associated
Clarity
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