Prehnite Vs Andean Opal
Origin
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
Not Available
Color
Green, Colorless, gray, Yellow, White
Blue
Streak
Colorless
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For which Rashi?
Libra
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Planet
Venus
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Element of Planets
Earth
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Finger
Not Available
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Ring Metal
Not Available
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Energy
Receptive
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Deities
Freya
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Not to wear with
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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
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Solubility
Not Available
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Durability
Not Available
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Specific Gravity
2.80-2.95
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Fracture
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
Not Available
Cleavage
Distinct on [001]
Not Available
Mohs Hardness
6-6.5
Not Available
Chemical Composition
Ca2Al2Si3O12(OH)
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Luster
Vitreous
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Pleochroism
AbsentWalter Schumann
Not Available
Dispersion
None
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Transparency
Translucent
Transparent
Refractive Index
1.611-1.673
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Optic Character
Not Available
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Crystal System
Orthorhombic
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Birefringence
0.021-0.033
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Clarity
TranslucentHerve Nicolas Lazzarelli
Transparent
Neurological
Not Available
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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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Prehnite Vs Andean Opal Fracture
Fracture is an important parameter when you compare Prehnite and Andean Opal Physical Properties. It is necessary to understand the significance of these properties, before you compare Prehnite Vs Andean 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 Prehnite is Brittle, Gemstones of the world (2001) More from other references, Metallic, Uneven, UnevenWalter Schumann, White and Yellow.
Prehnite Vs Andean Opal Luster
A primary knowledge about Prehnite vs Andean 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. Prehnite exhibits Vitreous luster.