Hardystonite Vs Achroite
Origin
USA
Afghanistan, Sri Lanka
Color
White, Brown, pink
Colorless, Blue
Streak
White
Not Available
For which Rashi?
Not Available
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Planet
Not Available
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Element of Planets
Not Available
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Finger
Not Available
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Ring Metal
Not Available
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Energy
Not Available
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Deities
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Not to wear with
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Powers
Not Available
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Planetary
Not Available
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Talisman
Not Available
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Tenacity
Brittle
Not Available
Solubility
Not Available
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Durability
Not Available
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Specific Gravity
3.396-3.443
2.90-3.40
Fracture
Brittle, Metallic
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
[001] good, [100] and [110] fair
Not Available
Chemical Composition
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Luster
Vitreous, Resinous, Greasy
Not Available
Pleochroism
Not Available
Not Available
Transparency
Handbook of mineralogy (2001)
Transparent, Translucent
Refractive Index
1.672
1.614-1.666
Optic Character
Not Available
Not Available
Crystal System
tetragonal
Not Available
Birefringence
Not Available
0.014-0.040
Clarity
Handbook of mineralogy (2001)
Transparent
Neurological
Not Available
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
Not Available
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Healing
Not Available
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Qualities Associated
Not Available
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Hardystonite Vs Achroite Fracture
Fracture is an important parameter when you compare Hardystonite and Achroite Physical Properties. It is necessary to understand the significance of these properties, before you compare Hardystonite Vs Achroite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Hardystonite is Brittle and Metallic. Achroite fracture is ConchoidalWalter Schumann, Gemstones of the world (2001), Uneven and Uneven.
Hardystonite Vs Achroite Luster
A primary knowledge about Hardystonite vs Achroite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Hardystonite exhibits Greasy, Resinous and Vitreous luster.