Origin
Mexico
Australia
Color
Blue, Black
Blue, Green, Greenish, Black
Streak
Grey, Black, gray
Grey, gray
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
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Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Flexible
-
Solubility
-
-
Durability
-
-
Specific Gravity
4.6-4.764.00-4.62
1
7.18
👆🏻
Fracture
-
Conchoidal, Uneven
Cleavage
Perfect on {0001}
Indistinct parting on [111]
Mohs Hardness
-99997.5-8
2
10
👆🏻
Chemical Composition
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Resinous
Vitreous
Pleochroism
Marked
-
Dispersion
0.080.03
0.005
1
👆🏻
Transparency
OpaqueAnthony et al
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Refractive Index
1.45-2.621.790-1.818
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
cubic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
OpaqueAnthony et al
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Good
Aids in digestion and soothes the stomach
Reproductive
-
-
Digestive
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Psychology
Transformation
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Harmony