1 Astrology
1.1 Origin
Afghanistan, Southern and central Africa
1.2 Color
Grey, White, Colorless, gray, Pale pink, Blue
1.3 Streak
White
1.4 For which Rashi?
Not Available
1.5 Planet
Not Available
1.6 Element of Planets
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
1.7.2 Ring Metal
Not Available
1.8 Energy
Not Available
1.9 Deities
Not Available
1.10 Not to wear with
Not Available
1.11 Powers
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
1.12.2 Talisman
Not Available
2 Physical Properties
2.1 Tenacity
Brittle
2.2 Solubility
Readily soluble in HF
2.3 Durability
Not Available
2.4 Specific Gravity
2.86-2.94
Check 2.86-2.94 Range Gemstones!
1
7.18
2.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
2.6 Cleavage
None observed
2.7 Mohs Hardness
6.5-7
Check 6.5-7 Range Gemstones!
2
10
2.8 Chemical Composition
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Greasy
3.2 Pleochroism
Not Available
3.3 Dispersion
0.01
Rank: 26 (Overall) ▶
0.007
1
3.4 Transparency
Transparent, Translucent
3.5 Refractive Index
1.517-1.525
Check 1.517-1.525 Range Gemstones!
1
3.25
3.6 Optic Character
Not Available
3.7 Crystal System
Isometric
3.8 Birefringence
Not Available
Check Not Available Range Gemstones!
0
0.296
3.9 Clarity
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
4.1.2 Cardiovascular
Not Available
4.1.3 Respiratory
Not Available
4.1.4 Reproductive
Not Available
4.1.5 Digestive
Not Available
4.2 Psychology
Not Available
4.3 Healing
Not Available
4.4 Qualities Associated
Not Available