Origin
USA, Mexico
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Color
Green, Brown, Greenish, Black
Green, Brown, Colorless, Greenish, Yellow
Streak
Greenish, gray
White
For which Rashi?
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Planet
-
-
Element of Planets
-
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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
-
-
Durability
-
-
Specific Gravity
3.19-3.563.25-3.45
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal, Uneven
Cleavage
{110} Perfect, {010} Indistinct
Good on {110}
Mohs Hardness
5.5-66.5
2
10
👆🏻
Chemical Composition
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Resinous
Vitreous
Pleochroism
Pale green
X = colorless to green; Y = colorless
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.671-1.7741.660-1.685
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Orthorhombic
Birefringence
-99990.012-0.017
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Courage
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Self-worth