Blue John Vs Rosasite
Origin
Not Available
Italy
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Blue, Green
Streak
Not Available
Blue, Green
For which Rashi?
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Planet
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Element of Planets
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Finger
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Ring Metal
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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
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Brittle
Solubility
Not Available
Effervesces in cold
Durability
Not Available
Not Available
Specific Gravity
3.00-3.25
4-4.2
Fracture
Not Available
Splintery
Cleavage
Not Available
Perfect on {100} and {010}
Mohs Hardness
Not Available
4
Chemical Composition
CaF 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Not Available
Luster
Not Available
Silky, Vitreous
Pleochroism
Not Available
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue
Dispersion
Not Available
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Transparency
Transparent
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Refractive Index
1.432-1.436
1.672-1.688
Optic Character
Not Available
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Crystal System
Not Available
monoclinic
Birefringence
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0.139-0.143
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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Blue John Vs Rosasite Fracture
Fracture is an important parameter when you compare Blue John and Rosasite Physical Properties. It is necessary to understand the significance of these properties, before you compare Blue John Vs Rosasite 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. Rosasite fracture is Splintery.
Blue John Vs Rosasite Luster
A primary knowledge about Blue John vs Rosasite 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. Rosasite, on other hand, exhibits Silky and Vitreous luster.