Origin
Southern and central Africa
Linares, Jaén, Andalusia, Spain
Color
Red, Blue, Green, Reddish, Brown
Blue
Streak
White
Blue
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.79-3.945.35
1
7.18
👆🏻
Fracture
Lamellar, Splintery
Conchoidal
Cleavage
{100} Good, {001} Good, {010} Poor
Perfect on {100}, imperfect on {001}
Mohs Hardness
42.5
2
10
👆🏻
Chemical Composition
FeAs
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Waxy
Sub-Adamantine, Vitreous
Pleochroism
-
X = pale blue; Y = blue; Z = Prussian blue
Dispersion
0.010.05
0.005
1
👆🏻
Transparency
TranslucentAnthony et al
Transparent
Refractive Index
1.670-1.7341.809-1.859
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
-99990.050
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
Transparent
Physical
Neurological
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-
Cardiovascular
-
-
Respiratory
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Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
-
Self-Expression
Healing
-
Emotional healing
Qualities Associated
Emotional Healing
Communication