Cobaltite Vs Hyacinth
Color
Reddish, White, Violet, gray, Black, Reddish, White, Violet, gray, Black
Yellow
Streak
Black
Not Available
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
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Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Energy
Not Available
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Deities
Not Available
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Not to wear with
Not Available
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Powers
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Planetary
Not Available
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Talisman
Not Available
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Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
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Specific Gravity
6.3
3.93-4.73
Fracture
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
{100} Good, {010} Good, {001} Good
Not Available
Mohs Hardness
5.5
6.5-7.5
Chemical Composition
CoAsSAnthony et al , Handbook of mineralogy (2001)
ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Not Available
Not Available
Pleochroism
Very weak
Not Available
Transparency
Gems
Transparent
Refractive Index
Not Available
1.810-2.024
Optic Character
Not Available
Not Available
Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
Not Available
Birefringence
Not Available
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Neurological
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Cardiovascular
Not Available
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Respiratory
Not Available
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Reproductive
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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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Cobaltite Vs Hyacinth Fracture
Fracture is an important parameter when you compare Cobaltite and Hyacinth Physical Properties. It is necessary to understand the significance of these properties, before you compare Cobaltite Vs Hyacinth 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 Cobaltite is Brittle, Handbook of mineralogy (2001) More from other references, Handbook of mineralogy (2001) More from other references, Metallic, UnevenAnthony et al and UnevenAnthony et al. Hyacinth fracture is ConchoidalArthur Thomas, ConchoidalArthur Thomas, Gemstones (2009) and Gemstones (2009).
Cobaltite Vs Hyacinth Luster
A primary knowledge about Cobaltite vs Hyacinth 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.