Origin
Canada, Russia
Sri Lanka
Color
Brown, Yellow, Greenish, Brownish, Red
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Streak
Brown, White
White, Brownish
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
-
insoluble
Durability
-
-
Specific Gravity
3.2-3.46.86-7.03
1
7.18
👆🏻
Fracture
Uneven
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
Perfect on [001] imperfect on [100]
{100} imperfect, {110} indistinct; partings on {111} or {011}
Mohs Hardness
36-7
2
10
👆🏻
Chemical Composition
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Greasy, Pearly
Adamantine, Greasy
Pleochroism
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
Pleochroic haloes have been observed. Dichroic in yellow
Dispersion
0.120.07
0.005
1
👆🏻
Transparency
Translucent
Transparent, Translucent
Refractive Index
1.678-1.7581.990-2.105
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic
tetragonal
Birefringence
0.0500.096-0.098
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Self-Reflection
Focus
Healing
Spiritual healing
Emotional healing
Qualities Associated
Self-Reflection
Manifestation