London blue topaz Vs Scheelite
Origin
Not Available
Switzerland, Australia, Brazil
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Yellow, Colorless, White, Brownish, Reddish
Streak
Not Available
White
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
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Durability
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Specific Gravity
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5.9-6.3
Fracture
Not Available
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven
Cleavage
Not Available
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Mohs Hardness
Not Available
4.5-5
Chemical Composition
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CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Not Available
Vitreous, Adamantine
Pleochroism
Not Available
Definite dichoric in yellow (yellow to orange-brown)
Transparency
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Translucent, Transparent
Refractive Index
Not Available
1.918-1.936
Optic Character
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Crystal System
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tetragonal
Birefringence
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0.016
Clarity
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Translucent
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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London blue topaz Vs Scheelite Fracture
Fracture is an important parameter when you compare London blue topaz and Scheelite Physical Properties. It is necessary to understand the significance of these properties, before you compare London blue topaz Vs Scheelite 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. Scheelite fracture is Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references and Uneven.
London blue topaz Vs Scheelite Luster
A primary knowledge about London blue topaz vs Scheelite 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. Scheelite, on other hand, exhibits Adamantine and Vitreous luster.