Origin
Vietnam
Southern and central Africa
Color
Yellow, Brown, White, orange
Blue, Brown, Colorless, Yellow
Streak
White
White
For which Rashi?
-
-
Planet
-
-
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
3.20-3.322.72
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
Poor
{110} Perfect, {010} Perfect
Mohs Hardness
6-6.55-6
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)
Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
pale golden yellow or deep golden yellow
-
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Refractive Index
1.607-1.6751.590-1.629
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: B2/b (pseudo-HEX)
Birefringence
-99990.039
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Harmony
Healing
Physical healing
Emotional healing
Qualities Associated
Harmony
Harmony