Origin
Pakistan, Tanzania
Southern and central Africa
Color
Brown, gray, Green, Blue, rose, Red
Brown, White, Greenish, gray, Green, Brownish
Streak
White, Colorless
gray
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.20-3.502.9-3.5
1
7.18
👆🏻
Fracture
Uneven, Conchoidal, Even
Conchoidal
Cleavage
Perfect {010} imperfect {100}
{110} Perfect, {???} Distinct, {???} Distinct
Mohs Hardness
6-75.5-6
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Transparent
Refractive Index
1.685-1.7071.603-1.690
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Orthorhombic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.006-0.018-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances brain function
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
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Digestive
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Psychology
Transformation
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
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Self-discovery