Malachite Vs Covellite
Origin
Southern and central Africa, green
Mexico
Color
Green
Blue, Blue, Black
Streak
Green
Grey, Black, gray
For which Rashi?
Capricorn, Scorpio, Capricorn, Scorpio, Capricorn, Scorpio
Not Available
Planet
Venus
Not Available
Element of Planets
Earth
Not Available
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Energy
Receptive
Not Available
Deities
Freyja
Not Available
Not to wear with
Not Available
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Powers
Protection
Not Available
Planetary
Not Available
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Talisman
Not Available
Not Available
Tenacity
Not Available
Flexible
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-4.10
4.6-4.76
Fracture
Conchoidal, Conchoidal, Gemstones (2009), Uneven
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Cleavage
Perfect on { 2 01} fair on {010}
Perfect on {0001}
Mohs Hardness
3.5-4
Not Available
Chemical Composition
Cu2CO3(OH)2
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Adamantine, Vitreous, Silky, Fibrous
Resinous
Pleochroism
Not Available
Marked
Dispersion
None
Not Available
Transparency
Opaque
OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references
Refractive Index
1.655-1.909
1.45-2.62
Optic Character
Not Available
Not Available
Crystal System
monoclinic
Hexagonal
Birefringence
0.254
Not Available
Clarity
Gemmological Tables (2004) More from other references
OpaqueAnthony et al
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
Not Available
Qualities Associated
Not Available
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Malachite Vs Covellite Fracture
Fracture is an important parameter when you compare Malachite and Covellite Physical Properties. It is necessary to understand the significance of these properties, before you compare Malachite Vs Covellite 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 Malachite is Conchoidal, Conchoidal, Gemstones (2009) and Uneven. Covellite fracture is Brittle, Gemstones (2009), Gemstones (2009), Metallic and UnevenArthur Thomas.
Malachite Vs Covellite Luster
A primary knowledge about Malachite vs Covellite 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. Malachite exhibits Adamantine, Fibrous, Silky and Vitreous luster. Covellite, on other hand, exhibits Resinous luster.