Achroite Vs Sylvite
Origin
Afghanistan, Sri Lanka
Mexico, Canada
Color
Colorless, Blue
Colorless, White, Blue, Red, Reddish, Brownish
Streak
Not Available
White
For which Rashi?
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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
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Deities
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Not to wear with
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Powers
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Planetary
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Talisman
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Tenacity
Not Available
Brittle
Solubility
Not Available
Soluble
Durability
Not Available
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Specific Gravity
2.90-3.40
1.993
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, Brittle
Cleavage
Not Available
Perfect on [100], [010], [001]
Chemical Composition
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.
Not Available
Luster
Not Available
Vitreous
Pleochroism
Not Available
Visible in colored crystals
Transparency
Transparent, Translucent
Not Available
Refractive Index
1.614-1.666
1.4903
Optic Character
Not Available
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Crystal System
Not Available
Isometric
Birefringence
0.014-0.040
Not Available
Clarity
Transparent
Not Available
Neurological
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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
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Healing
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Qualities Associated
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Achroite Vs Sylvite Fracture
Fracture is an important parameter when you compare Achroite and Sylvite Physical Properties. It is necessary to understand the significance of these properties, before you compare Achroite Vs Sylvite 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 Achroite is ConchoidalWalter Schumann, Gemstones of the world (2001), Uneven and Uneven. Sylvite fracture is Brittle and Uneven.
Achroite Vs Sylvite Luster
A primary knowledge about Achroite vs Sylvite 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. Sylvite, on other hand, exhibits Vitreous luster.