Origin
-
Brazil
Color
Brown, Blue, Green, Yellow, White
Yellow
Streak
White
Greenish, Black, Brownish
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
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insoluble in water
Durability
-
-
Specific Gravity
3.32-3.435.00-5.20
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal, ConchoidalWalter Schumann
Cleavage
Poor on {110} and {100} very poor on {001}
Indistinct on {001}; partings on {011} and {111}
Mohs Hardness
6-76-6.5
2
10
👆🏻
Chemical Composition
Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Resinous
-
Pleochroism
slight in colored varieties
-
Dispersion
0.030.04
0.005
1
👆🏻
Transparency
-
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.703-1.752-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Isometric
Birefringence
0.004-0.006-9999
0
0.296
👆🏻
Clarity
-
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Abundance
Healing
Emotional healing
Physical healing
Qualities Associated
Transformation
Abundance