Origin
Southern and central Africa
Canada, USA, Tanzania, Norway
Color
Brown, Green, gray, White
Red, Yellow, Brown, pink, Green
Streak
gray, White
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For which Rashi?
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Leo
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
Protection
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.15-3.2592.62-2.65
1
7.18
👆🏻
Fracture
-
-
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
001
Mohs Hardness
5.5-66
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
Luster
Vitreous
Vitreous
Pleochroism
Weak to moderate
Weak or absentWalter Schumann
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.625-1.7181.53-1.55
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Triclinic
Birefringence
-99990.007-0.010
0
0.296
👆🏻
Clarity
Transparent
Transparent to translucent
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Focus
Empowerment
Healing
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Physical healing
Qualities Associated
Protection
Joy