Cordierite Iolite Vs Manganotantalite
Origin
Canada, Madagascar, Southern and central Africa, Sri Lanka, USA
Brazil, Mozambique
Color
Violet, Blue
Scarlet, Red
Streak
Not Available
Not Available
For which Rashi?
Not Available
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Planet
Not Available
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Element of Planets
Not Available
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Energy
Not Available
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Finger
Not Available
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Ring Metal
Not Available
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Deities
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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
Not Available
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Solubility
Not Available
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Durability
Not Available
Not Available
Specific Gravity
2.56-2.66
Not Available
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
Not Available
Not Available
Mohs Hardness
7-7.5
5.5-6.5
Chemical Composition
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Not Available
Pleochroism
Strong trichroism: colorless to yellowish
Sometimes strongArthur Thomas
Transparency
Transparent
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Refractive Index
1.542-1.578
2.19-2.34
Optic Character
Biaxial/+
Not Available
Crystal System
Not Available
Not Available
Birefringence
0.008-0.012
0.015
Clarity
Transparent
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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Cordierite Iolite Vs Manganotantalite Fracture
Fracture is an important parameter when you compare Cordierite Iolite and Manganotantalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cordierite Iolite Vs Manganotantalite 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 Cordierite Iolite is Uneven, Uneven, ConchoidalWalter Schumann and Gemstones of the world (2001). Manganotantalite fracture is ConchoidalArthur Thomas and Gemstones (2009).
Cordierite Iolite Vs Manganotantalite Luster
A primary knowledge about Cordierite Iolite vs Manganotantalite 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. Cordierite Iolite exhibits Vitreous luster.
