Origin
Brazil, Southern and central Africa
USA
Color
Blue, Green, Black
Green, Colorless, Greenish, White
Streak
White
Greenish, White
For which Rashi?
Gemini, Sagittarius
-
Planet
Jupiter
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.04-3.173.1-3.2
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
{001} Indistinct, {???} Indistinct
Vitreous, pearly on cleavage
Mohs Hardness
5.53-4
2
10
👆🏻
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous, Pearly
Pleochroism
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.604-1.6461.653-1.693
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.031-0.0360.038-0.044
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Balances digestive system and reduces bloating
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
Supports digestive health
Supports digestive health
Psychology
Clarity
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Psychic Abilities
Emotional Healing