Stibiotantalite Vs Gibbsite
Origin
Mozambique, Southern and central Africa
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Color
Yellow, Reddish, Brown, Greenish
Green, White, gray, Green, White, gray
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
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2.35
Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Fibrous, Difficult, Fibrous
Cleavage
{???} Perfect
{001} Perfect
Mohs Hardness
5.5-6
2.5-3
Chemical Composition
SbTaO 4Ulrich Henn and Claudio C.
Al(OH)3
Luster
Adamantine
Vitreous, Pearly
Pleochroism
Not Available
colorless.
Dispersion
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Transparency
Gemmological Tables (2004) More from other references
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Refractive Index
2.37-2.45
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Optic Character
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Crystal System
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monoclinic
Birefringence
0.08
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Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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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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Stibiotantalite Vs Gibbsite Fracture
Fracture is an important parameter when you compare Stibiotantalite and Gibbsite Physical Properties. It is necessary to understand the significance of these properties, before you compare Stibiotantalite 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. Fracture observed in Stibiotantalite is Brittle, Conchoidal, ConchoidalAnthony et al, ConchoidalAnthony et al, Handbook of mineralogy (2001) and Handbook of mineralogy (2001). Gibbsite fracture is Difficult, Fibrous and Fibrous.
Stibiotantalite Vs Gibbsite Luster
A primary knowledge about Stibiotantalite 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. Stibiotantalite exhibits Adamantine luster. Gibbsite, on other hand, exhibits Pearly and Vitreous luster.