Origin
Canada, Pakistan
Southern and central Africa
Color
Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, gray, orange
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Streak
White
Colorless
For which Rashi?
Virgo, Capricorn
-
Planet
-
-
Element of Planets
Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
Dilute acid
-
Durability
-
-
Specific Gravity
2.93-2.963.03-3.18
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven, Irregular, Conchoidal
Cleavage
Distinct on {010}, imperfect {110} and {011}
{???} Indistinct
Mohs Hardness
3.5-47-7.5
2
10
👆🏻
Chemical Composition
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Luster
Vitreous, Resinous
Vitreous
Pleochroism
StrongArthur Thomas
Very strong: pale yellow colorless
Dispersion
0.170.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.525-1.6861.614-1.666
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Birefringence
0.1550.014-0.032
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Promotes focus and concentration
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Stability
Self-acceptance
Healing
Emotional healing
Emotional healing
Qualities Associated
Centering
Self-Exploration