Pleonaste Vs Gibbsite
Origin
Madagascar, Sri Lanka
Not Available
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Green, White, gray, Green, White, gray
Streak
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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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Solubility
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Durability
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Specific Gravity
3.80
2.35
Fracture
Not Available
Fibrous, Difficult, Fibrous
Cleavage
Not Available
{001} Perfect
Chemical Composition
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Al(OH)3
Luster
Not Available
Vitreous, Pearly
Pleochroism
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colorless.
Dispersion
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Transparency
Gemmological Tables (2004)
Not Available
Refractive Index
1.780
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Optic Character
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Crystal System
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monoclinic
Birefringence
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Clarity
Gemmological Tables (2004)
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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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Pleonaste Vs Gibbsite Fracture
Fracture is an important parameter when you compare Pleonaste and Gibbsite Physical Properties. It is necessary to understand the significance of these properties, before you compare Pleonaste Vs Gibbsite 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. Gibbsite fracture is Difficult, Fibrous and Fibrous.
Pleonaste Vs Gibbsite Luster
A primary knowledge about Pleonaste vs Gibbsite 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. Gibbsite, on other hand, exhibits Pearly and Vitreous luster.