Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
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Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
Red
Streak
White
White
For which Rashi?
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Taurus, Leo
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
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Isis, Bragi
Not to wear with
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-
Powers
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Protection, Healing, Courage
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.26-3.362.58-2.64
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Splintery, Conchoidal
Cleavage
Good on {100}
Absent
Mohs Hardness
6.5-76.5-7
2
10
👆🏻
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
SiO2
Luster
Vitreous
Vitreous
Pleochroism
Strong
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Translucent, Transparent to nearly opaque
Refractive Index
1.656-1.7041.535-1.539
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Trigonal
Birefringence
0.009-0.0120.003-0.009
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Motivation
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Courage