Origin
Canada, Pakistan
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Reddish, Greenish, White, Red, Yellow, Green, Grey, Blue, Brown, Colorless, gray, orange
Green, Brown, Colorless, Greenish, Yellow
Streak
White
White
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
2.93-2.963.25-3.45
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal, Uneven
Cleavage
Distinct on {010}, imperfect {110} and {011}
Good on {110}
Mohs Hardness
3.5-46.5
2
10
👆🏻
Chemical Composition
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Resinous
Vitreous
Pleochroism
StrongArthur Thomas
X = colorless to green; Y = colorless
Dispersion
0.170.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.525-1.6861.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.1550.012-0.017
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Promotes focus and concentration
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
-
Reproductive
-
-
Digestive
-
-
Psychology
Stability
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Centering
Self-worth