Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Color
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
Violet, White, gray, Brown, pink, Yellow
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
2.57-2.662.58-2.74
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
ConchoidalWalter Schumann, Splintery
Cleavage
Fair on {100}, poor on {001} and {010}
{100} Distinct, {110} Distinct
Mohs Hardness
7-7.55.5-6
2
10
👆🏻
Chemical Composition
Mg2Al4Si5O18
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
Luster
Greasy, Vitreous
-
Pleochroism
X = pale yellow
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
-99991.540-1.579
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
-99990.006-0.037
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Supports healthy digestion
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Psychic Abilities
Problem Solving & Creativity