Origin
Brazil, Southern and central Africa
Australia, Canada, Guatemala, Italy, Kenya, Mexico, Turkey
Color
Blue, Green, Black
Brown, Green
Streak
White
-
For which Rashi?
Gemini, Sagittarius
Sagittarius
Planet
Jupiter
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Itzpapalotl
Not to wear with
-
-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.04-3.172.35-2.60
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, ConchoidalWalter Schumann
Cleavage
{001} Indistinct, {???} Indistinct
None
Mohs Hardness
5.55-5.5
2
10
👆🏻
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
SiO2
Luster
-
Vitreous
Pleochroism
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
1.604-1.6461.450-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
0.031-0.036-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
Balances digestive system and reduces bloating
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Clarity
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Psychic Abilities
Protection