Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Australia
Color
Blue, Violet, Colorless, Red, Green, Brown
Colorless, White, Brownish, Yellow, Brown
For which Rashi?
Sagittarius, Scorpio
Not Available
Planet
Pluto
Not Available
Element of Planets
Not Available
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Energy
Projective
Not Available
Finger
Not Available
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Ring Metal
Not Available
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Deities
Hephaestus
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Not to wear with
Not Available
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Powers
Money
Not Available
Planetary
Not Available
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Talisman
Not Available
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Tenacity
Not Available
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Solubility
none
Not Available
Durability
Not Available
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Specific Gravity
3.64-3.66
Not Available
Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
None, but may exhibit slight parting
None
Chemical Composition
MgAl2O4
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Luster
Vitreous
Adamantine
Pleochroism
Absent
NilArthur Thomas
Transparency
Transparent, Translucent, Transparent to translucent
Gemmological Tables (2004) More from other references
Refractive Index
1.73
1.994-2.040
Optic Character
Not Available
Not Available
Crystal System
Isometric
Not Available
Birefringence
Not Available
0.046
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Gemmological Tables (2004) More from other references
Neurological
Not Available
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Cardiovascular
Not Available
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Respiratory
Not Available
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Reproductive
Not Available
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Digestive
Not Available
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Psychology
Not Available
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Healing
Not Available
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Qualities Associated
Not Available
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Spinel Vs Simpsonite Fracture
Fracture is an important parameter when you compare Spinel and Simpsonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Spinel Vs Simpsonite 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 Spinel is Conchoidal, Uneven, ConchoidalArthur Thomas and Gemstones (2009). Simpsonite fracture is ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle and Conchoidal.
Spinel Vs Simpsonite Luster
A primary knowledge about Spinel vs Simpsonite 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. Spinel exhibits Vitreous luster. Simpsonite, on other hand, exhibits Adamantine luster.
