Origin
Canada
Brazil
Color
White, Colorless, Blue, pink
Colorless, White, Greenish
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
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.452.52-2.60
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Perfect on {001}, good on {110}
{0001} Imperfect, {1120} Imperfect
Mohs Hardness
4-4.55.5-6
2
10
👆🏻
Chemical Composition
KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
-
Pleochroism
Weak
-
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.517-1.5211.529-1.560
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
-
Birefringence
0.0040.000-0.011
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
Supports heart health
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Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Self-Expression
-
Healing
-
Emotional healing
Qualities Associated
-
-