Fayalite Vs Bustamite
Origin
Southern and central Africa
Australia
Color
Yellow, Brown, Black, Black
Reddish, Brown, Red, pink, pink
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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Partly soluble in HCl.
Durability
Not Available
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Specific Gravity
4.392
3.32-3.43
Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
{010} moderate, {100} imperfect
{100} perfect; {110} and {1 1 0} good; {010} poor
Mohs Hardness
6.5-7
5.5-6
Chemical Composition
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Resinous
Vitreous
Dispersion
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Transparency
TransparentAnthony et al, Handbook of mineralogy (2001)
Transparent, Translucent
Refractive Index
1.827-1.879
1.662-1.707
Optic Character
Not Available
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Crystal System
Orthorhombic
Triclinic
Birefringence
0.042-0.051
0.013-0.015
Clarity
TransparentAnthony et al
Transparent
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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Fayalite Vs Bustamite Fracture
Fracture is an important parameter when you compare Fayalite and Bustamite Physical Properties. It is necessary to understand the significance of these properties, before you compare Fayalite Vs Bustamite 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 Fayalite is Brittle, Conchoidal, Conchoidal, ConchoidalAnthony et al and Handbook of mineralogy (2001). Bustamite fracture is ConchoidalArthur Thomas, ConchoidalArthur Thomas, Gemstones (2009) and Gemstones (2009).
Fayalite Vs Bustamite Luster
A primary knowledge about Fayalite vs Bustamite 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. Fayalite exhibits Resinous and Vitreous luster. Bustamite, on other hand, exhibits Vitreous luster.