Origin
Brazil, Southern and central Africa, Sri Lanka
Austria, Brazil, Canada, India, Madagascar, Russia, Sri Lanka, USA
Color
Red, gray
Red, Brown, Brownish, Red, Red, Black, Brown, Brownish, Red, Red, Black, Brown, Brownish, Red, Red, Black
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
Insoluble in acids
Not Available
Durability
Not Available
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Specific Gravity
4.20-4.30
3.95-4.30
Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
none
Mohs Hardness
6-6.5
7-7.5
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Adamantine
Greasy, Vitreous
Pleochroism
Weak to distinct brownish red-green-yellow
None
Transparency
Transparent, Translucent
Gemmological Tables (2004) More from other references
Refractive Index
2.609-2.903
1.770-1.820
Optic Character
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Crystal System
tetragonal
cubic
Birefringence
0.296
Not Available
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
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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Rutile Vs Almandine Fracture
Fracture is an important parameter when you compare Rutile and Almandine Physical Properties. It is necessary to understand the significance of these properties, before you compare Rutile Vs Almandine 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 Rutile is ConchoidalArthur Thomas, Gemstones (2009) and Uneven. Almandine fracture is Brittle, Brittle, Brittle, Conchoidal, Conchoidal, Conchoidal, Conchoidal, ConchoidalArthur Thomas and Gemstones (2009).
Rutile Vs Almandine Luster
A primary knowledge about Rutile vs Almandine 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. Rutile exhibits Adamantine luster. Almandine, on other hand, exhibits Greasy and Vitreous luster.