Origin
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Southern and central Africa
Color
Violet, White, gray, Brown, pink, Yellow
Colorless, White, gray, Brown, pink
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.58-2.743.05-3.08
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann, Splintery
Uneven, Irregular, Conchoidal
Cleavage
{100} Distinct, {110} Distinct
None
Mohs Hardness
5.5-66.5
2
10
👆🏻
Chemical Composition
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
Luster
-
Vitreous
Pleochroism
-
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Semitransparent
Refractive Index
1.540-1.579-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: I a3d
Birefringence
0.006-0.037-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TranslucentAnthony et al
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
-
Good
Reproductive
-
-
Digestive
-
-
Psychology
Creativity
Empathy
Healing
Emotional healing
Emotional healing
Qualities Associated
Problem Solving & Creativity
Emotional Healing