Origin
Canada, USA, Mexico, Madagascar, Australia, Finland, India, Russia
Brazil, Colombia, Southern and central Africa
Color
Violet, Colorless, gray, White, Green
Greenish, Blue, Colorless, White, Green
Streak
White
White
For which Rashi?
Aquarius
-
Planet
-
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Isis
-
Not to wear with
-
-
Powers
Protection, Psychic Power
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.69-2.723.08-3.12
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
ConchoidalWalter Schumann
Cleavage
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
{010} Perfect
Mohs Hardness
6-6.57.5
2
10
👆🏻
Chemical Composition
(Na,Ca)1-2Si3-2O8
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous
Pleochroism
-
Weak: colorless-(greenish) yellow
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.554-1.5731.650-1.677
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Birefringence
0.008-0.0100.019-0.025
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Magic
Communication