Origin
India
Mexico, USA, Spain
Color
Blue, Greenish
Green, Brown, Yellow, Red, Black
Streak
Blue, White
Brownish, White
For which Rashi?
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-
Planet
-
-
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
Brittle
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Solubility
-
-
Durability
-
-
Specific Gravity
2.25-2.333.95-4.10
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
Good on {010}
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
3-43.5-4
2
10
👆🏻
Chemical Composition
Ca(VO)Si4O10•4(H2O)
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Adamantine
Pleochroism
Visible: X=Z= colorless Y= blue
-
Dispersion
0.040.16
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.5422.368-2.371
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Isometric
Birefringence
0.009-9999
0
0.296
👆🏻
Clarity
-
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
Communication
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Healing
Emotional healing
Physical healing
Qualities Associated
Communication
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