Zincochromite
Appearance
Zincochromite is a mineral; formula ZnCr2O4, It is the zinc analogue of Chromite, hence the name. Discovered in 1987 in South Karelia, Russia.
. Habit: Euhedral Crystals - Occurs as well-formed crystals showing good external form. Hardness: 5.8 Luster: Sub Metallic.{| class="wikitable"
Physical Properties of Zoncochromite [Colour-Brownish Black] [Diaphaniety-Translucent to Opaque]
! header 2Calculated Properties of Zincochromite ! header 3 |-
| row 1, cell |- | row 2, cell | row 2, cell
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Electron Density: Relectron=5.02 gm/cc
Note: Zincochromite =5.32 gm/cc.
Fermion Index Fermion Index = 0.05395
Boson Index = 0.94605
Photoelectric: PEZincochromite = 24.45 barns/electron
U=PEZincochromite x relectron= 122.61 barns/cc.
Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zincochromite is Not Radioactive]]
References