1 Astrology
1.1 Origin
Not Available
Madagascar, Southern and central Africa
1.2 Color
White
White, Yellow, Blue, Green, gray
1.3 Streak
1.4 For which Rashi?
1.5 Planet
1.6 Element of Planets
Not Available
Not Available
1.7 Energy
1.8 How to Wear?
1.8.1 Finger
Not Available
Not Available
1.8.2 Ring Metal
Not Available
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.55-2.702.55-2.63
1
7.18
2.5 Fracture
Not Available
Uneven, Gems
2.6 Cleavage
Indiscernible
{001} Perfect, {010} Good
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
WeakMichael OâDonoghue
3.3 Dispersion
3.4 Transparency
Translucent, Opaque, Translucent to opaque
Translucent
3.5 Refractive Index
1.530-1.5431.514-1.539
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Trigonal
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1
3.8 Birefringence
Not Available0.008-0.010
0
0.296
3.9 Clarity
OpaqueHerve Nicolas Lazzarelli
Translucent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available