Origin
Southern and central Africa
USA
Color
Blue, Green, Colorless
White
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
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.64-2.704.28-4.42
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
{010} Perfect
Distinct on [010] and [100] poor on [101]
Mohs Hardness
-99995-5.5
2
10
👆🏻
Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Pearly
Vitreous
Pleochroism
Anomalous plechroism is strong with colours deep blue/pale yellowish green/yellowish green.Michael OâDonoghue
colorless.
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
Transparent
OpaqueAnthony et al, Opaque, Transparent
Refractive Index
1.560-1.6401.760-1.774
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.054-0.0750.012
0
0.296
👆🏻
Clarity
Transparent
OpaqueAnthony et al
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
-
Psychology
Hope
Optimism
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Optimism