Poudretteite Vs Precious Opal
Origin
Canada, Southern and central Africa
Australia
Color
Violet, Colorless, pink
Yellow, Green, Blue
Streak
White
Not Available
For which Rashi?
Not Available
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Planet
Not Available
Not Available
Element of Planets
Not Available
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Energy
Not Available
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Finger
Not Available
Not Available
Ring Metal
Not Available
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Deities
Not Available
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Not to wear with
Not Available
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Powers
Not Available
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Planetary
Not Available
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Talisman
Not Available
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Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.51-2.53
1.98-2.25
Fracture
Conchoidal, Splintery
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
Cleavage
None
Not Available
Chemical Composition
KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
SiO 2 · nH 2OGemdat.org , Management Team (2012)
Luster
Vitreous
Not Available
Pleochroism
Colorless
AbsentWalter Schumann
Dispersion
Not Available
None
Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent
Refractive Index
1.511-1.532
1.370-1.470
Optic Character
Not Available
Not Available
Crystal System
Hexagonal
Not Available
Birefringence
0.021
Not Available
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Neurological
Not Available
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Cardiovascular
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Respiratory
Not Available
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Reproductive
Not Available
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Digestive
Not Available
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Psychology
Not Available
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Healing
Not Available
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Qualities Associated
Not Available
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Poudretteite Vs Precious Opal Fracture
Fracture is an important parameter when you compare Poudretteite and Precious Opal Physical Properties. It is necessary to understand the significance of these properties, before you compare Poudretteite Vs Precious Opal 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 Poudretteite is Conchoidal and Splintery. Precious Opal fracture is Conchoidal, Conchoidal and Gemstones of the world (2001) More from other references.
Poudretteite Vs Precious Opal Luster
A primary knowledge about Poudretteite vs Precious Opal 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. Poudretteite exhibits Vitreous luster.
