Creedite Vs Beryllonite
Color
Colorless, Colorless, Violet, White
Colorless, Colorless, White, Yellow
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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Solubility
Not Available
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Durability
Not Available
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Specific Gravity
2.70
2.79-2.87
Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Cleavage
Perfect on {100}
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
Chemical Composition
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Adamantine, Pearly
Pleochroism
Not Available
AbsentWalter Schumann
Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
Refractive Index
1.461-1.485
1.552-1.562
Optic Character
Not Available
Not Available
Crystal System
monoclinic
monoclinic
Birefringence
0.024
0.009
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
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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Creedite Vs Beryllonite Fracture
Fracture is an important parameter when you compare Creedite and Beryllonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Creedite Vs Beryllonite 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 Creedite is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven and Uneven. Beryllonite fracture is Brittle, Conchoidal, Conchoidal, ConchoidalArthur Thomas and Gemstones (2009).
Creedite Vs Beryllonite Luster
A primary knowledge about Creedite vs Beryllonite 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. Creedite exhibits Vitreous luster. Beryllonite, on other hand, exhibits Adamantine, Pearly and Vitreous luster.