Origin
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Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Color
Blue, Green
Violet, White, gray, Brown, pink, Yellow
Streak
Blue
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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Durability
-
-
Specific Gravity
3.80-4.152.58-2.74
1
7.18
👆🏻
Fracture
Uneven
ConchoidalWalter Schumann, Splintery
Cleavage
perfect along [010] and [100]
{100} Distinct, {110} Distinct
Mohs Hardness
3.5-45.5-6
2
10
👆🏻
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Silky
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Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.752-1.8151.540-1.579
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.0630.006-0.037
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Communication
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Problem Solving & Creativity