Brookite Vs Tantalite
Origin
Russia
Australia, Brazil, Canada, Colombia, Madagascar, Zimbabwe
Color
Red, Reddish, Brown, Black, Brown, Reddish, orange
Brown
Streak
White
Brownish, Red, Black
For which Rashi?
Not Available
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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
Brittle
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Solubility
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Durability
Not Available
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Specific Gravity
3.87-4.14
5.2
Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
Poor on {120}, in traces on {001}
Good in one direction
Mohs Hardness
5.5-6
6-6.5
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Adamantine
Resinous
Pleochroism
Very weak
Not Available
Dispersion
Not Available
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Transparency
Gemmological Tables (2004) More from other references
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Refractive Index
2.583-2.741
2.190-2.457
Optic Character
Not Available
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Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.117
0.083
Clarity
Gemmological Tables (2004) More from other references
TransparentWalter Schumann
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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Brookite Vs Tantalite Fracture
Fracture is an important parameter when you compare Brookite and Tantalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Brookite Vs Tantalite 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 Brookite is Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal. Tantalite fracture is ConchoidalArthur Thomas, Gemstones (2009) and Subconchoidal.
Brookite Vs Tantalite Luster
A primary knowledge about Brookite vs Tantalite 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. Brookite exhibits Adamantine luster. Tantalite, on other hand, exhibits Resinous luster.