Origin
Australia
Southern and central Africa
Color
Red
Blue, Colorless, White
Streak
White, Colorless
White
For which Rashi?
-
Gemini, Virgo
Planet
-
-
Element of Planets
-
Earth
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Quan Yin
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.12.45-2.58
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Perfect {010} imperfect {100}
None
Mohs Hardness
6-73-3.5
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Present
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
-
Refractive Index
1.6951.583-1.608
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.006-0.0180.019
0
0.296
👆🏻
Clarity
OpaqueHerve Nicolas Lazzarelli
-
Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Emotional Healing
Calming
Healing
Emotional healing
Emotional healing
Qualities Associated
Love
Calming