Black Opal Vs Zincite
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Yellow, Red, Green, Colorless, orange
Streak
Not Available
Yellow, yellowish orange
For which Rashi?
Not Available
Not Available
Planet
Not Available
Not Available
Element of Planets
Not Available
Not Available
Energy
Not Available
Not Available
Finger
Not Available
Not Available
Ring Metal
Not Available
Not Available
Deities
Not Available
Not Available
Not to wear with
Not Available
Not Available
Powers
Not Available
Not Available
Planetary
Not Available
Not Available
Talisman
Not Available
Not Available
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.97-2.22
5.50-5.90
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
Not Available
On {10 1 0}, perfect; parting on {000 1 }
Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Not Available
Subadamantine, Resinous
Pleochroism
AbsentWalter Schumann
Very weak
Dispersion
None
Not Available
Transparency
Transparent, Translucent
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references
Refractive Index
1.370-1.470
2.013-2.029
Optic Character
Not Available
Not Available
Crystal System
Not Available
Hexagonal
Birefringence
Not Available
0.016
Clarity
Transparent
TransparentRobert C. Kammerling
Neurological
Not Available
Not Available
Cardiovascular
Not Available
Not Available
Respiratory
Not Available
Not Available
Reproductive
Not Available
Not Available
Digestive
Not Available
Not Available
Psychology
Not Available
Not Available
Healing
Not Available
Not Available
Qualities Associated
Not Available
Not Available
Black Opal Vs Zincite Fracture
Fracture is an important parameter when you compare Black Opal and Zincite Physical Properties. It is necessary to understand the significance of these properties, before you compare Black Opal Vs Zincite 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 Black Opal is ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas and Gemstones (2009). Zincite fracture is Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Brittle.
Black Opal Vs Zincite Luster
A primary knowledge about Black Opal vs Zincite 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. Zincite, on other hand, exhibits Subadamantine and Resinous luster.
