Mineralogy Database

Zincite Mineral Data

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General Zincite Information

Help on Chemical  Formula: Chemical Formula: (Zn,Mn)O
Help on Composition: Composition: Molecular Weight = 80.34 gm
   Manganese   6.84 %  Mn    8.83 % MnO
   Zinc       73.25 %  Zn   91.17 % ZnO
   Oxygen     19.91 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Zn0.9Mn2+0.1O
Help on Environment: Environment: Metamorphosed weathered ore deposit.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1845
Help on Locality: Locality: Major zinc ore at Sterling Hill and Franklin, New Jersey. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its composition containing zinc (From the German, "zink").
Help on Name Pronunciation: Name Pronunciation: Zincite Say ZINCITE
Help on Synonym: Synonym: ICSD 31052
  PDF 36-1451
  Red Oxide of Zinc
 

Zincite Image

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  Zincite

Comments: Orange Zincite hexagonal pyramid.
Location: Franklin, Sussex County, New Jersey, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

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  Glaucochroite   Zincite   Willemite

Comments: Pinkish gray crystalline glaucochroite intermixed with pale green willemite, with dark red zincite and white calcite.
Location: Franklin, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Zincite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.59654
Help on Cell Dimensions: Cell Dimensions: a = 3.242, c = 5.176, Z = 2; V = 47.11 Den(Calc)= 5.66
Help on Crystal System: Crystal System: Hexagonal - Dihexagonal Pyramidal H-M Symbol (6mm) Space Group: P 63mc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.476(1), 2.816(0.71), 2.602(0.56),
Help on Forms: Forms:

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Help on Above

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

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Physical Properties of Zincite

Help on Cleavage: Cleavage: {0001} Perfect
Help on Color: Color: Yellow, Dark yellow, Dark red, Orange.
Help on Density: Density: 5.43 - 5.7, Average = 5.56
Help on Diaphaneity: Diaphaneity: Translucent to subtranslucent
Help on Fracture: Fracture: Sub Conchoidal - Fractures developed in brittle materials characterized by semi-curving surfaces.
Help on Habit: Habit: Disseminated - Occurs in small, distinct particles dispersed in matrix.
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Habit: Habit: Massive - Fibrous - Distinctly fibrous fine-grained forms.
Help on Hardness: Hardness: 4-5 - Fluorite-Apatite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Sub Metallic
Help on Streak: Streak: yellowish orange
 

Optical Properties of Zincite

Help on Dichroism (e): Dichroism (e): deep red.
Help on Dichroism (w): Dichroism (w): yellow.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.136 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.117 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1804,KPDmeas= 0.1835,KC= 0.1614
Ncalc = 1.88 - 1.92
Help on Optical Data: Optical Data: Uniaxial (+), w=2.013, e=2.029, bire=0.0160.
Help on RL Color: RL Color: Light rose-brown with strong red to yellow internal reflections.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Zincite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   13.00   13.60 
   
 420 nm   12.80   13.20 
 440 nm   12.60   12.80 
 460 nm   12.30   12.60 
 480 nm   12.10   12.40 
 500 nm   12.00   12.20 
 520 nm   11.80   12.10 
 540 nm   11.80   12.00 
 560 nm   11.70   11.90 
 580 nm   11.60   11.80 
 600 nm   11.40   11.70 
 620 nm   11.30   11.60 
 640 nm   11.20   11.50 
 660 nm   11.10   11.40 
 680 nm   11.00   11.20 
 700 nm   11.00   11.20 
Calculated Relative Intensity Colors of Zincite in Air
Relative
Intensity
   0%   80% 100% 160% 240% 320% 400% 480% 560% 640% 720% 770%
R1                        
R2                        
 

Calculated Properties of Zincite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.28 gm/cc
note: Specific Gravity of Zincite =5.66 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.03
Boson Index = 0.97
Help on Photoelectric: Photoelectric: PEZincite = 39.29 barns/electron
U=PEZincite x rElectron Density= 207.61 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zincite is Not Radioactive
 

Zincite Classification

Help on  Dana Class: Dana Class: 04.02.02.01 (04)Simple Oxides
  (04.02)with a cation charge of 2+ (A++ O)
  (04.02.02)Dana Group
 
04.02.02.01 Zincite (Zn,Mn)O P 63mc 6mm
 
04.02.02.02 Bromellite BeO P 63mc 6mm
Help on  Strunz Class: Strunz Class: 04.AB.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.A - Metal:Oxygen = 2.1 and 1:1
  04.AB -M:O = 1:1 (and up to 1:1.25); with small to medium-sized cations only
 
04.AB.20 Bromellite BeO P 63mc 6mm
 
04.AB.20 Zincite (Zn,Mn)O P 63mc 6mm
 

Other Zincite Information

Help on References: References: NAME( Pough60) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3, Ford32)
Help on See Also: See Also: Links to other databases for Zincite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Franklin Minerals(Dunn)
7 - Franklin Minerals(Palache)
8 - GeoScienceWorld
9 - Glendale Community College
10 - Google Images
11 - Google Scholar
12 - Handbook of Mineralogy (MinSocAm)
13 - Handbook of Mineralogy (UofA)
14 - MinDAT
15 - Mineralienatlas (Deutsch)
16 - Minerals of Franklin and Sterling Hill
17 - Online Mineral Museum
18 - QUT Mineral Atlas
19 - Ruff.Info
20 - Tradeshop.com - The Rainbow of Gems
21 - University of Colorado - Mineral Structure Data
22 - WWW-MINCRYST

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

Zincite

(Zn,Mn)O
Dana No: 04.02.02.01 Strunz No: 04.AB.20
Locality:

 

Notes:

 

 
   
 


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