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Physical Properties of Violarite
Cleavage:
{001} Perfect, {001} Perfect, {001} Perfect
Color:
Violet gray, Copper red, Light gray, Steel gray.
Density:
4.5 - 4.8, Average = 4.65
Diaphaneity:
Opaque
Fracture:
Brittle - Generally displayed by glasses and most non-metallic minerals.
Habit:
Nodular - Tuberose forms having irregular protuberances over the surface.
Hardness:
4.5-5.5 - Near Apatite
Luminescence:
Non-fluorescent.
Luster:
Metallic
Magnetism:
Nonmagnetic
Optical Properties of Violarite
RL Color:
Violet, distinct.
RL Pleochroism:
None.
Reflectivity
Standardized Intensity (100%) Reflection Spectra of Violarite in Air
λ
R
∑ R(λ)
400 nm
39.00
420 nm
39.60
440 nm
40.20
460 nm
40.60
480 nm
41.00
500 nm
41.40
520 nm
41.90
540 nm
42.50
560 nm
43.10
580 nm
43.80
600 nm
44.30
620 nm
44.80
640 nm
45.40
660 nm
45.80
680 nm
46.20
700 nm
46.60
Calculated Relative Intensity Colors of Violarite in Air
Relative Intensity
0%
30%
60%
90%
100%
120%
150%
180%
210%
220%
R
Calculated Properties of Violarite
Electron Density:
Bulk Density (Electron Density)=4.60 gm/cc note: Specific Gravity of Violarite =4.75 gm/cc.
Fermion Index:
Fermion Index = 0.01 Boson Index = 0.99
Photoelectric:
PEViolarite = 23.44 barns/electron U=PEViolarite x rElectron Density= 107.83 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Violarite is Not Radioactive
Violarite Classification
Dana Class:
02.10.01.08(02)Sulfides - Including Selenides and Tellurides
Chemical Formula: 
