Origin
Southern and central Africa
Southern and central Africa
Color
Colorless, Yellow
Brown, White, Greenish, gray, Green, Brownish
Streak
White
gray
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
-
-
Durability
-
-
Specific Gravity
2.59-2.602.9-3.5
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
{001} Perfect, {110} Distinct, {101} Distinct
{110} Perfect, {???} Distinct, {???} Distinct
Mohs Hardness
6-75.5-6
2
10
👆🏻
Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
none.
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
TransparentAnthony et al
Transparent
Refractive Index
1.583-1.6141.603-1.690
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TransparentAnthony et al
Transparent
Physical
Neurological
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Enhances brain function
Cardiovascular
Promotes mental clarity
Supports heart health
Respiratory
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Good
Reproductive
-
-
Digestive
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-
Psychology
Harmony
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Creativity
Self-discovery