1 Astrology
1.1 Origin
Italy
Not Available, Southern and central Africa
1.2 Color
Blue, Green
Colorless, Colorless, Yellow
1.3 Streak
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Not Available
Not Available
1.9 Deities
Not Available
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
Effervesces in cold
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.5 Fracture
Splintery
Brittle, Metallic, Brittle, Metallic
2.6 Cleavage
Perfect on {100} and {010}
{001} Perfect, {110} Distinct, {101} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
none.
3.3 Dispersion
3.4 Transparency
Not Available
TransparentAnthony et al, Handbook of mineralogy (2001)
3.5 Refractive Index
1.672-1.6881.583-1.614
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
monoclinic
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
3.8 Birefringence
0.139-0.143Not Available
0
0.296
3.9 Clarity
Not Available
TransparentAnthony et al
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