Fayalite Vs Hurlbutite
Origin
Southern and central Africa
USA
Color
Yellow, Brown, Black, Black
Colorless, Greenish, White, Yellow
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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Durability
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Specific Gravity
4.392
2.90
Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
{010} moderate, {100} imperfect
None
Chemical Composition
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Resinous
Vitreous
Pleochroism
Faint
Not Available
Dispersion
Not Available
Not Available
Transparency
TransparentAnthony et al, Handbook of mineralogy (2001)
Transparent
Refractive Index
1.827-1.879
1.595-1.604
Optic Character
Not Available
Not Available
Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Birefringence
0.042-0.051
0.009
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 Hurlbutite Fracture
Fracture is an important parameter when you compare Fayalite and Hurlbutite Physical Properties. It is necessary to understand the significance of these properties, before you compare Fayalite Vs Hurlbutite 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). Hurlbutite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, ConchoidalAnthony et al, Handbook of mineralogy (2001) and Handbook of mineralogy (2001).
Fayalite Vs Hurlbutite Luster
A primary knowledge about Fayalite vs Hurlbutite 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. Hurlbutite, on other hand, exhibits Vitreous luster.