1 Astrology
1.1 Origin
Mexico, Thailand, Italy, Austria
1.2 Color
Green, Brown, Colorless, Greenish, gray, Yellow, White
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
Soluble
2.3 Durability
Not Available
2.4 Specific Gravity
3.30-3.50
Check 3.30-3.50 Range Gemstones!
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
2.6 Cleavage
Perfect on {110}, poor on {101}, {001} rare
2.7 Mohs Hardness
5
Check 5 Range Gemstones!
2
10
2.8 Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Adamantine, Silky
3.2 Pleochroism
AbsentWalter Schumann
3.3 Dispersion
0.02
Rank: 18 (Overall) ▶
0.007
1
3.4 Transparency
Transparent, Translucent
3.5 Refractive Index
1.614-1.636
Check 1.614-1.636 Range Gemstones!
1
3.25
3.6 Optic Character
Not Available
3.7 Crystal System
Orthorhombic
3.8 Birefringence
0.022
Check 0.022 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