London blue topaz Vs Coral
Origin
Not Available
Southern and central Africa, Orange, blue, Orange, blue
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
White, Blue
Streak
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For which Rashi?
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Pisces
Planet
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Neptune
Element of Planets
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Water
Finger
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Ring Metal
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Energy
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Receptive
Deities
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Venus
Not to wear with
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Powers
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Healing, Protection
Planetary
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Talisman
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Tenacity
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Solubility
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Durability
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Specific Gravity
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2.60-2.70
Fracture
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Irregular, Irregular, Gemstones of the world (2001)
Cleavage
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Mohs Hardness
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3-4
Chemical Composition
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CaCO 3Ulrich Henn and Claudio C.
Luster
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Pleochroism
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AbsentWalter Schumann
Dispersion
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None
Transparency
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Translucent
Refractive Index
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1.486-1.658
Optic Character
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Crystal System
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Trigonal
Birefringence
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0.160-0.172
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 Coral Fracture
Fracture is an important parameter when you compare London blue topaz and Coral Physical Properties. It is necessary to understand the significance of these properties, before you compare London blue topaz Vs Coral 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. Coral fracture is Gemstones of the world (2001), Irregular and Irregular.
London blue topaz Vs Coral Luster
A primary knowledge about London blue topaz vs Coral 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.