Origin
Afghanistan, Southern and central Africa
Spain, China
Color
Blue, Greenish, Violet
Red, gray, Brown, pink
Streak
Blue, White
Scarlet, Red
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
Slightly sectile
Solubility
Soluble
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Durability
-
-
Specific Gravity
2.752
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
Imperfect on {110}
Prismatic {10 1 0}, perfect
Mohs Hardness
5.52-2.5
2
10
👆🏻
Chemical Composition
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
-
-
Dispersion
0.020.06
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.5002.905-3.25
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Isometric
Trigonal
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Boosts mental agility and focus
Cardiovascular
-
-
Respiratory
Good
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Communication
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Manifestation