Origin
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
Brazil, Southern and central Africa
Color
Blue, Violet, Yellow, Grey
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.6-2.73.04-3.17
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
3,1
{001} Indistinct, {???} Indistinct
Mohs Hardness
7-7.55.5
2
10
👆🏻
Chemical Composition
Mg2Al4Si5O18
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Luster
Vitreous
-
Pleochroism
-
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
Refractive Index
1.52-1.561.604-1.646
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
-99990.031-0.036
0
0.296
👆🏻
Clarity
Transparent to translucent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Balances digestive system and reduces bloating
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Excellent
Reproductive
-
-
Digestive
Supports digestive health
Supports digestive health
Psychology
Intuition
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Intuition
Psychic Abilities