Origin
Canada, Russia, Brazil
Southern and central Africa
Color
Brown, Red, Yellow, Violet
Colorless, Brown, Greenish, gray
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
H₂SO₄
-
Durability
-
-
Specific Gravity
2.74-3.002.62-2.67
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Distinct on {0001} imperfect on {11 2 0}
From the Greek, oligos and kasein, little cleavage.
Mohs Hardness
5-5.56-6.5
2
10
👆🏻
Chemical Composition
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Vitreous
Pleochroism
Weak: O= colorless
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Translucent
-
Refractive Index
1.591-1.6331.538-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
-
Birefringence
0.003-0.0100.010
0
0.296
👆🏻
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Transformation
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-Love
Harmony