Origin
Sri Lanka
Southern and central Africa, Zimbabwe, South Africa
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Green, Blue
Streak
White, Brownish
Greenish, White
For which Rashi?
-
Virgo
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Gaia
Not to wear with
-
-
Powers
-
Healing
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
insoluble
Decomposed by acids
Durability
-
-
Specific Gravity
6.86-7.032.96
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
-
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
Perfect on {010}
Mohs Hardness
6-75
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Luster
Adamantine, Greasy
Vitreous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
X: very light bluish green; Y and Z: brilliant bluish green
Dispersion
0.070.04
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.990-2.1051.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Triclinic
Birefringence
0.096-0.0980.091
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
Good
Reproductive
-
-
Digestive
-
-
Psychology
Focus
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Harmony