Origin
Brazil, Southern and central Africa, Sri Lanka
Southern and central Africa
Color
Red, gray
Brown, Green, gray, White
Streak
Red, Black
gray, White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
Insoluble in acids
-
Durability
-
-
Specific Gravity
4.20-4.303.15-3.259
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
6-6.55.5-6
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Adamantine
Vitreous
Pleochroism
Weak to distinct brownish red-green-yellow
Weak to moderate
Dispersion
0.330.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
Transparent
Refractive Index
2.609-2.9031.625-1.718
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.296-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
-
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Clarity
Focus
Healing
Physical healing
-
Qualities Associated
Awareness
Protection