Origin
Canada
Spain, Southern and central Africa
Color
White, Colorless, Blue, pink
White, gray, Reddish, Brownish
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
Poorly soluble in dilute HCl
Durability
-
-
Specific Gravity
2.452.80-2.95
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect on {001}, good on {110}
Perfect on {10 1 1}, rhombohedral cleavage
Mohs Hardness
4-4.53.5-4
2
10
👆🏻
Chemical Composition
KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Weak
-
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.517-1.5211.498-1.681
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Trigonal
Birefringence
0.0040.179-0.181
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
Supports heart health
Supports digestive system health
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Self-Expression
Emotional balance
Healing
-
Emotional healing
Qualities Associated
-
Balancing