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Physical Properties of Lollingite
Cleavage:
{001} Distinct
Color:
Silvery white, Tarnish gray.
Density:
7.1 - 7.7, Average = 7.4
Diaphaneity:
Opaque
Fracture:
Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Habit:
Massive - Granular - Common texture observed in granite and other igneous rock.
Habit:
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Habit:
Twinning Common - Crystals are usually twinned.
Hardness:
5 - Apatite
Luminescence:
Non-fluorescent.
Luster:
Metallic
Magnetism:
Magnetic after heating
Streak:
grayish black
Optical Properties of Lollingite
RL Anisotrophism:
Strong.
Reflectivity
Standardized Intensity (100%) Reflection Spectra of Lollingite in Air
λ
R1
R2
∑ R1(λ)
∑ R2(λ)
400 nm
49.20
55.50
420 nm
50.30
56.20
440 nm
51.40
56.90
460 nm
52.20
56.60
480 nm
52.60
55.80
500 nm
52.90
54.80
520 nm
53.20
54.00
540 nm
53.60
53.10
560 nm
54.00
52.40
580 nm
54.20
51.70
600 nm
54.30
51.10
620 nm
54.20
50.50
640 nm
53.90
50.00
660 nm
53.50
49.60
680 nm
53.00
49.20
700 nm
52.60
48.90
Calculated Relative Intensity Colors of Lollingite in Air
Relative Intensity
0%
20%
40%
60%
80%
100%
120%
140%
160%
180%
R1
R2
Calculated Properties of Lollingite
Electron Density:
Bulk Density (Electron Density)=6.90 gm/cc note: Specific Gravity of Lollingite =7.71 gm/cc.
Fermion Index:
Fermion Index = 0.0057560175 Boson Index = 0.9942439825
Photoelectric:
PELollingite = 61.29 barns/electron U=PELollingite x rElectron Density= 422.74 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Lollingite is Not Radioactive
Lollingite Classification
Dana Class:
02.12.02.09(02)Sulfides - Including Selenides and Tellurides
Chemical Formula: 
