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Physical Properties of Linnaeite
Cleavage:
{100} Imperfect
Color:
Violet gray, Copper red, Light gray, Steel gray.
Density:
4.8
Diaphaneity:
Opaque
Fracture:
Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Habit:
Crystalline - Fine - Occurs as well-formed fine sized crystals.
Habit:
Encrustations - Forms crust-like aggregates on matrix.
Habit:
Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Hardness:
4.5-5.5 - Near Apatite
Luminescence:
Non-fluorescent.
Luster:
Metallic
Magnetism:
Nonmagnetic
Streak:
grayish black
Optical Properties of Linnaeite
Reflectivity
Standardized Intensity (100%) Reflection Spectra of Linnaeite in Air
λ
R
∑ R(λ)
400 nm
44.10
420 nm
43.60
440 nm
43.10
460 nm
42.00
480 nm
42.50
500 nm
42.50
520 nm
43.10
540 nm
43.60
560 nm
43.90
580 nm
44.70
600 nm
45.20
620 nm
45.80
640 nm
46.40
660 nm
46.90
680 nm
47.50
700 nm
47.90
Calculated Relative Intensity Colors of Linnaeite in Air
Relative Intensity
0%
30%
60%
90%
100%
120%
150%
180%
210%
R
Calculated Properties of Linnaeite
Electron Density:
Bulk Density (Electron Density)=4.64 gm/cc note: Specific Gravity of Linnaeite =4.88 gm/cc.
Fermion Index:
Fermion Index = 0.0031533752 Boson Index = 0.9968466248
Photoelectric:
PELinnaeite = 22.24 barns/electron U=PELinnaeite x rElectron Density= 103.20 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Linnaeite is Not Radioactive
Linnaeite Classification
Dana Class:
02.10.01.01(02)Sulfides - Including Selenides and Tellurides
Chemical Formula: 
