Origin
Southern and central Africa
Brazil, Colombia, Southern and central Africa
Color
Red
Greenish, Blue, Colorless, White, Green
Streak
-
White
For which Rashi?
Aries
-
Planet
Mars
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Black Madonna, Isis
-
Not to wear with
-
-
Powers
Courage
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.63-2.653.08-3.12
1
7.18
👆🏻
Fracture
-
ConchoidalWalter Schumann
Cleavage
Indiscernible
{010} Perfect
Mohs Hardness
77.5
2
10
👆🏻
Chemical Composition
SiO2
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
-
Weak: colorless-(greenish) yellow
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Opaque
-
Refractive Index
1.54-1.551.650-1.677
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Birefringence
-99990.019-0.025
0
0.296
👆🏻
Clarity
Opaque
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Courage
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Detoxification
Communication