Origin
Italy
Southern and central Africa
Color
Brownish, Red, Brown, Green, White, gray, Yellow, Reddish
Brown, Green, gray, White
Streak
White
gray, White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
-
-
Ring Metal
-
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Deities
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Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
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Talisman
-
-
Tenacity
Tough
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Solubility
-
-
Durability
-
-
Specific Gravity
2.78-2.853.15-3.259
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
Perfect basal (001)
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
2-2.55.5-6
2
10
👆🏻
Chemical Composition
KMg3(Si3Al)O10(F,OH)2
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Pearly
Vitreous
Pleochroism
-
Weak to moderate
Dispersion
0.040.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.530-1.5731.625-1.718
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.0280-0.0450-9999
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
Self-discovery
Focus
Healing
Emotional healing
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Qualities Associated
Awareness
Protection