Origin
Southern and central Africa
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Color
Blue, Brown, Colorless, Yellow
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
Streak
White
White
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
-
-
Durability
-
-
Specific Gravity
2.722.57-2.66
1
7.18
👆🏻
Fracture
-
Subconchoidal, Conchoidal
Cleavage
{110} Perfect, {010} Perfect
Fair on {100}, poor on {001} and {010}
Mohs Hardness
5-67-7.5
2
10
👆🏻
Chemical Composition
Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Mg2Al4Si5O18
Luster
Vitreous
Greasy, Vitreous
Pleochroism
-
X = pale yellow
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
TransparentUlrich Henn and Claudio C. Milisenda
-
Refractive Index
1.590-1.629-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)
Orthorhombic
Birefringence
0.039-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
Enhances mental clarity and focus
Supports healthy digestion
Cardiovascular
Supports heart health
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Respiratory
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Good
Reproductive
-
-
Digestive
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Psychology
Harmony
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Psychic Abilities