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Cuzticite Mineral Data

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General Cuzticite Information

Help on Chemical  Formula: Chemical Formula: Fe+++2Te++++++O6•3(H2O)
Help on Composition: Composition: Molecular Weight = 389.34 gm
   Iron       28.69 %  Fe   41.02 % Fe2O3
   Tellurium  32.77 %  Te   40.99 % TeO2
   Hydrogen    1.55 %  H    13.88 % H2O
   Oxygen     36.98 %  O
             ______        ______ 
             100.00 %       95.89 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe3+2TeO6•3(H2O)
Help on IMA Status: IMA Status: Approved IMA 1982
Help on Locality: Locality: Moctezuma mine, Moctezuma, Sonora, Mexico. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Nahuatl for "something yellow", in allusion to its color.

Cuzticite Image

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Comments: Thin scaly yellow-brown crust of cuzticite on quartz.
Location: Mina Bambollita, Moctezuma, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cuzticite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.8999
Help on Cell Dimensions: Cell Dimensions: a = 5.045, c = 14.63, Z = 2; V = 322.48 Den(Calc)= 4.01
Help on Crystal System: Crystal System: Hexagonal Space Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.256(1), 2.518(0.7), 4.871(0.4),

Physical Properties of Cuzticite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Brown, Brownish yellow, Yellow.
Help on Density: Density: 3.9
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Habit: Habit: Scaly - Morphology like fish scales.
Help on Habit: Habit: Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite).
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Adamantine

Optical Properties of Cuzticite

Help on Dichroism (e): Dichroism (e): none.
Help on Dichroism (w): Dichroism (w): none.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.045 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.017 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2631,KPDmeas= 0.2705,KC= 0.2588
Ncalc = 2.01 - 2.04
Help on Optical Data: Optical Data: Uniaxial (-), e=2.05, w=2.06, bire=0.0100.

Calculated Properties of Cuzticite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.75 gm/cc
note: Specific Gravity of Cuzticite =4.01 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.03
Boson Index = 0.97
Help on Photoelectric: Photoelectric: PECuzticite = 116.56 barns/electron
U=PECuzticite x rElectron Density= 437.00 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cuzticite is Not Radioactive

Cuzticite Classification

Help on  Dana Class: Dana Class: (33)Selenates and Tellurates
  (33.02)as A+ (B++)m XO6 Zq � x(H2O) where x can equal 0
  (33.02.03)Dana Group Cuzticite Fe2TeO6•3(H2O) Unk Hex
Help on  Strunz Class: Strunz Class: 04.FM.35 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.F - Hydroxides (without V or U)
  04.FM -Hydroxides with H2O � (OH); Unclassified
04.FM.35 Cuzticite Fe2TeO6•3(H2O) Unk Hex

Other Cuzticite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Cuzticite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 04.FM.35





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