Astrology
Origin
Madagascar
Dioptase from Altyn Tübe, Kazakhstan, the type locality
Color
Green
Green, Blue, Green
Streak
White
Green
For which Rashi?
Not Available
Not Available
Planet
Not Available
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Element of Planets
Not Available
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Energy
Not Available
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How to Wear?
Finger
Not Available
Not Available
Ring Metal
Not Available
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Deities
Not Available
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Not to wear with
Not Available
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Powers
Not Available
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Birthstone
Planetary
Not Available
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Talisman
Not Available
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Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Soluble
Durability
Not Available
Not Available
Specific Gravity
2.85-3.00
3.25-3.35
Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Cleavage
Perfect
Perfect in three directions
Mohs Hardness
7.5
5
Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Optical Properties
Luster
Vitreous, Pearly
Vitreous
Pleochroism
visible
Weak; dark emerald green
Dispersion
Not Available
0.04
13
Transparency
Gemmological Tables (2004) More from other references
TranslucentHerve Nicolas Lazzarelli
Refractive Index
1.578-1.639
1.644-1.720
Optic Character
Not Available
Not Available
Crystal System
Orthorhombic
Trigonal
Birefringence
0.037-0.039
0.051-0.053
Clarity
Gemmological Tables (2004) More from other references
TranslucentHerve Nicolas Lazzarelli
Benefits
Physical
Neurological
Not Available
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Cardiovascular
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Respiratory
Not Available
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Reproductive
Not Available
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Digestive
Not Available
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Psychology
Not Available
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Healing
Not Available
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Qualities Associated
Not Available
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