Origin
Southern and central Africa
Australia
Color
Colorless, gray, White
Brown, Reddish, Brownish, Yellow
Streak
White
Brown, Brownish, Yellow
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
HCl soluble
Durability
-
-
Specific Gravity
2.40-2.424.27-4.29
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
{010} Perfect, {001} Distinct
Perfect {010}
Mohs Hardness
4.55-5.5
2
10
👆🏻
Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
FeO(OH)Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine
Pleochroism
-
VisibleArthur Thomas
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.584-1.6152.26-2.398
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Orthorhombic
Birefringence
0.028-0.0300.138
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
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Cardiovascular
-
-
Respiratory
Good
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Reproductive
-
-
Digestive
-
-
Psychology
Imagination
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Harmony
Emotional Healing