Nezilovite Mineral Data
General Nezilovite Information
Chemical Formula:
PbZn2(Mn++++,Ti++++)2Fe+++8O19
Composition:
Molecular Weight = 1,195.09 gm
Titanium 2.00 % Ti 3.34 % TiO2
Manganese 6.90 % Mn 10.91 % MnO2
Zinc 10.94 % Zn 13.62 % ZnO
Iron 37.38 % Fe 53.45 % Fe2 O3
Lead 17.34 % Pb 18.68 % PbO
Oxygen 25.44 % O
______ ______
100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:
PbZn2 Mn4+ 1.5 Ti0.5 Fe3+ 8 O19
Environment:
In pink dolomitic marble from a Precambrian metamorphic complex.
IMA Status:
Approved IMA 1993 (Dana # Added)
Locality:
Nezilovo, Republic of Macedonia. Link to MinDat.org Location Data.
Name Origin:
Named after its locality.
Name Pronunciation:
Nezilovite + Pronunciation
Synonym:
ICSD 76835
IMA1994-020
PDF 50-1591
Nezilovite Image
Images:
Nezilovite Crystallography
Axial Ratios:
a:c = 1:3.90878
Cell Dimensions:
a = 5.854, c = 22.882, Z = 2; V = 679.09 Den(Calc)= 5.84
Crystal System:
Hexagonal - Dihexagonal Dipyramidal H-M Symbol (6/m 2/m 2/m) Space Group: P 63 /mmc
X Ray Diffraction:
By Intensity(I/Io ): 3.811(1), 2.858(0.75), 2.745(0.5),
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Physical Properties of Nezilovite
Cleavage:
{001} Perfect
Color:
Black.
Density:
5.69
Diaphaneity:
Opaque
Fracture:
Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Habit:
Tabular - Form dimensions are thin in one direction.
Hardness:
4-5 - Fluorite-Apatite
Luster:
Metallic
Magnetism:
Magnetic
Streak:
dark brown
Optical Properties of Nezilovite
Optical Data:
NCalc= 2.58 - from Gladstone-Dale relationship (KC = 0.2709) where Ncalc =Dcalc *KC +1 NCalc= 2.54 - from Gladstone-Dale relationship (KC = 0.2709) where Ncalc =Dmeas *KC +1
RL Anisotrophism:
Noted.
RL Bireflectance:
Noted.
Reflectivity
Standardized Intensity (100%) Reflection Spectra of Nezilovite in Air
λ
R
∑ R (λ)
470 nm
23.80
546 nm
22.40
589 nm
21.70
650 nm
20.70
Standardized Intensity (100%) Reflection Spectra of Nezilovite in Oil
λ
R
∑ R (λ)
470 nm
10.00
546 nm
8.80
589 nm
8.30
650 nm
7.70
Calculated Relative Intensity Colors of Nezilovite in Air
Relative Intensity
0%
50%
100%
150%
200%
250%
300%
350%
400%
410%
R
Calculated Relative Intensity Colors of Nezilovite in Oil
Relative Intensity
0%
100%
200%
300%
400%
500%
600%
700%
800%
900%
1000%
R
Calculated Properties of Nezilovite
Electron Density:
Bulk Density (Electron Density)=5.38 gm/cc note: Specific Gravity of Nezilovite =5.84 gm/cc.
Fermion Index:
Fermion Index = 0.05 Boson Index = 0.95
Photoelectric:
PENezilovite = 308.57 barns/electronU=PENezilovite x r Electron Density=1,660.18 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Nezilovite is Not Radioactive
Nezilovite Classification
Dana Class:
07.04.02.03 (07) Multiple Oxides
(07.04) with O19 groups
(07.04.02) (Hexagonal, P63/mmc) Strongly Magnetic
07.04.02.01 Magnetoplumbite Pb(Fe,Mn)12O19 P 63 /mmc 6/m 2/m 2/m
07.04.02.02 Haggertyite ! Ba[Fe6Ti5Mg]O19 P 63 /mmc 6/m 2/m 2/m
07.04.02.03 Nezilovite ! PbZn2(Mn,Ti)2Fe8O19 P 63 /mmc 6/m 2/m 2/m
07.04.02.04 Batiferrite ! Ba(Ti2Fe8Fe2)O19 P 63 /mmc 6/m 2/m 2/m
Strunz Class:
04.CC.45 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
04.C - Metal:Oxygen = 2:3, 3:5, and Similar
04.CC -With large and medium-sized cations
04.CC.45 Hawthorneite Ba[Ti3Cr4Fe4Mg]O19 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Diaoyudaoite NaAl11O17 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Magnetoplumbite Pb(Fe,Mn)12O19 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Haggertyite ! Ba[Fe6Ti5Mg]O19 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Batiferrite ! Ba(Ti2Fe8Fe2)O19 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Hibonite (Ca,Ce)(Al,Ti,Mg)12O19 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Nezilovite ! PbZn2(Mn,Ti)2Fe8O19 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Lindqvistite Pb2(Mn,Mg)Fe16027 P 63 /mmc 6/m 2/m 2/m
04.CC.45 Plumboferrite Pb2Fe(11-x)MnxO19-2x(x=1/3) P 63 /mmc 6/m 2/m 2/m
04.CC.45 Yimengite K(Cr,Ti,Fe,Mg)12O19 P 63 /mmc 6/m 2/m 2/m
Other Nezilovite Information
References:
NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.82,p1039,1997) OPTIC PROP.(MinRec, v 28, p 403)
See Also:
Links to other databases for Nezilovite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
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Nezilovite
PbZn2(Mn++++,Ti++++)2Fe+++8O19
Dana No: 07.04.02.03 Strunz No: 04.CC.45
Locality:
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