Origin
Southern and central Africa
Southern and central Africa
Color
White
Brown, Green, gray, White
Streak
-
gray, White
For which Rashi?
Gemini
-
Planet
-
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Neptune, Tiamat
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.60-2.903.15-3.259
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
3,1 basal
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
7.5-85.5-6
2
10
👆🏻
Chemical Composition
Be3Al2SiO6
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
-
Weak to moderate
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent
Transparent
Refractive Index
1.562-1.6151.625-1.718
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.003-0.010-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
-
-
Reproductive
-
-
Digestive
Soothes the digestive system
-
Psychology
Purity
Focus
Healing
Emotional healing
-
Qualities Associated
Purity
Protection