Origin
Vietnam
Russia
Color
Yellow, Brown, White, orange
Colorless, Greenish, Yellow, White, pink
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
3.20-3.322.54-2.61
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
Poor
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.
Mohs Hardness
6-6.56
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)
KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
pale golden yellow or deep golden yellow
colorless.
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.607-1.6751.518-1.536
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
-99990.0050-0.0060
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Emotional Balance
Healing
Physical healing
Emotional healing
Qualities Associated
Harmony
Harmony