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 % Fe₂O₃

Lead 17.34 % Pb 18.68 % PbO

Oxygen 25.44 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

PbZn₂Mn⁴⁺_1.5Ti_0.5Fe³⁺₈O₁₉

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

Comments: Small black grains of nezilovite in matrix.
Location: Nezilovo, FYR Macedonia. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

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 DipyramidalH-M Symbol (6/m 2/m 2/m) Space Group: P 6₃/mmc

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.811(1), 2.858(0.75), 2.745(0.5),

Forms:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

Forms: ( 0 1 0) ( 0 0 1)

Warning: this large pop-up is very compute intensive and may not work well with some computers.

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Bermanec V , Holtstam D , Sturman D , Criddle A J , Back M E , Scavnicar S , The Canadian Mineralogist , 34 (1996) p.1287-1297, Nezilovite, a new member of the magnetoplumbite group, and the crystal, chemistry of mognetoplumbite and hibonite

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:

PE_Nezilovite= 308.57 barns/electron
U=PE_Nezilovite x rElectron 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

Search for Nezilovite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Nezilovite :

A Bijoux Google Search for Nezilovite
Adam's Minerals Google Search for Nezilovite
Cape Minerals Google Search for Nezilovite
Dakota Matrix Minerals Google Search for Nezilovite
Excalibur Mineral Corp. Google Search for Nezilovite
Exceptional Minerals Google Search for Nezilovite
John Betts Fine Minerals Search for Nezilovite
McDougall Minerals Google Search for Nezilovite
Mineral News Website Link
Rock and Mineral Shows Google Search for Nezilovite
Weinrich Minerals, Inc. Google Search for Nezilovite

Ask about Nezilovite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Nezilovite Specimen Label here :

Nezilovite

PbZn2(Mn++++,Ti++++)2Fe+++8O19
Dana No: 07.04.02.03 Strunz No: 04.CC.45
Locality:

Notes: