Origin
Brazil, Southern and central Africa
Russia
Color
Blue, Green, Black
Violet, Brown
Streak
White
White
For which Rashi?
Gemini, Sagittarius
Sagittarius, Scorpio
Planet
Jupiter
Jupiter, Neptune
Element of Planets
-
Water, Earth, Air
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Minerva
Not to wear with
-
-
Powers
-
Healing, Love, Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.04-3.172.54-2.78
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{001} Indistinct, {???} Indistinct
Good in three directions
Mohs Hardness
5.55-6
2
10
👆🏻
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Pearly, Chatoyant
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
Translucent
Refractive Index
1.604-1.6461.545-1.560
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.031-0.0360.009
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Balances digestive system and reduces bloating
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Excellent
-
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Clarity
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Psychic Abilities
Transformation