Origin
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Southern and central Africa
Color
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
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
-
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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
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-
Tenacity
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
2.363.15-3.259
1
7.18
👆🏻
Fracture
Uneven, Subconchoidal, Fibrous
-
Cleavage
[110] perfect, [101] good, [010] distinct
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
3.5-45.5-6
2
10
👆🏻
Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Resinous, Pearly
Vitreous
Pleochroism
Weak
Weak to moderate
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.518-1.5611.625-1.718
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.025-9999
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
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Reproductive
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Digestive
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Psychology
Clarity
Focus
Healing
Emotional healing
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Qualities Associated
Clarity
Protection