Jacobsite Vs Hurlbutite
Origin
Southern and central Africa
USA
Color
Black, Brownish, White, Brown
Colorless, Greenish, White, Yellow
Streak
Reddish, Black
White
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
4.76-5.03
2.90
Fracture
Conchoidal, Brittle
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Chemical Composition
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
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Vitreous
Pleochroism
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Dispersion
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Transparency
Translucent
Transparent
Refractive Index
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1.595-1.604
Optic Character
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Crystal System
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Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Birefringence
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0.009
Clarity
Translucent
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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Jacobsite Vs Hurlbutite Fracture
Fracture is an important parameter when you compare Jacobsite and Hurlbutite Physical Properties. It is necessary to understand the significance of these properties, before you compare Jacobsite 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 Jacobsite is Brittle and Conchoidal. Hurlbutite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, ConchoidalAnthony et al, Handbook of mineralogy (2001) and Handbook of mineralogy (2001).
Jacobsite Vs Hurlbutite Luster
A primary knowledge about Jacobsite 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. Hurlbutite, on other hand, exhibits Vitreous luster.