Origin
Canada
Brazil, Southern and central Africa
Color
Green
Blue, Green, Black
Streak
-
White
For which Rashi?
Libra, Sagittarius, Taurus
Gemini, Sagittarius
Planet
Jupiter
Jupiter
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.653.04-3.17
1
7.18
👆🏻
Fracture
Conchoidal, ConchoidalWalter Schumann
Uneven
Cleavage
3,1
{001} Indistinct, {???} Indistinct
Mohs Hardness
75.5
2
10
👆🏻
Chemical Composition
SiO 2Ulrich Henn and Claudio C.
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Luster
Vitreous
-
Pleochroism
Very weak: light green pale greenWalter Schumann
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.544-1.5531.604-1.646
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
monoclinic
Birefringence
0.0090.031-0.036
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Balances digestive system and reduces bloating
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
Supports digestive health
Supports digestive health
Psychology
-
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Connection
Psychic Abilities