Origin
-
Brazil, Southern and central Africa
Color
Brown, Yellow, White, Greenish
Blue, Green, Black
Streak
White, gray
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
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.7-3.33.04-3.17
1
7.18
👆🏻
Fracture
Uneven, Even
Uneven
Cleavage
Perfect on the {001}
{001} Indistinct, {???} Indistinct
Mohs Hardness
2.5-3.05.5
2
10
👆🏻
Chemical Composition
K(Mg,Fe++)3[AlSi3O10(OH,F)2
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Luster
Vitreous, Pearly
-
Pleochroism
Strong
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Dispersion
-0.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.565-1.6251.604-1.646
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
monoclinic
Birefringence
0.03-0.070.031-0.036
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Enhances mental clarity and focus
Balances digestive system and reduces bloating
Cardiovascular
-
-
Respiratory
Good
Excellent
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Grounding
Clarity
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Psychic Abilities