Origin
Southern and central Africa, Switzerland
Sri Lanka
Color
Red, Brown, Green, Yellow, Blue, Colorless, Pale pink, White, Black, pink
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Streak
White
White, Brownish
For which Rashi?
Scorpio, Aquarius, Pisces
-
Planet
Neptune
-
Element of Planets
Water, Air
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
slightly water soluble and in hot hydrochloric acid
insoluble
Durability
-
-
Specific Gravity
3.00-3.256.86-7.03
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
Octahedral, perfect on {111}, parting on {011}
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
46-7
2
10
👆🏻
Chemical Composition
CaF2
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine, Greasy
Pleochroism
-
Pleochroic haloes have been observed. Dichroic in yellow
Dispersion
0.010.07
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.432-1.4361.990-2.105
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
tetragonal
Birefringence
-99990.096-0.098
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Focus
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Manifestation