Cuzticite Mineral Data

General Cuzticite Information

Chemical Formula:

Fe+++2Te++++++O6•3(H2O)

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

Empirical Formula:

Fe³⁺₂TeO₆•3(H₂O)

IMA Status:

Approved IMA 1982

Locality:

Moctezuma mine, Moctezuma, Sonora, Mexico. Link to MinDat.org Location Data.

Name Origin:

Named from the Nahuatl for "something yellow", in allusion to its color.

Cuzticite Image

Images:

Cuzticite

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

Axial Ratios:

a:c = 1:2.8999

Cell Dimensions:

a = 5.045, c = 14.63, Z = 2; V = 322.48 Den(Calc)= 4.01

Crystal System:

Hexagonal Space Group: Unk

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

By Intensity(I/I_o): 3.256(1), 2.518(0.7), 4.871(0.4),

Physical Properties of Cuzticite

Cleavage:

{???} Good

Color:

Brown, Brownish yellow, Yellow.

Density:

3.9

Habit:

Encrustations - Forms crust-like aggregates on matrix.

Habit:

Scaly - Morphology like fish scales.

Habit:

Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite).

Hardness:

3 - Calcite

Luster:

Adamantine

Optical Properties of Cuzticite

Dichroism (e):

none.

Dichroism (w):

none.

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

Optical Data:

Uniaxial (-), e=2.05, w=2.06, bire=0.0100.

Calculated Properties of Cuzticite

Electron Density:

Bulk Density (Electron Density)=3.75 gm/cc
note: Specific Gravity of Cuzticite =4.01 gm/cc.

Fermion Index:

Fermion Index = 0.03
Boson Index = 0.97

Photoelectric:

PE_Cuzticite= 116.56 barns/electron
U=PE_Cuzticite x rElectron Density= 437.00 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cuzticite is Not Radioactive

Cuzticite Classification

Dana Class:

33.02.03.01 (33)Selenates and Tellurates

(33.02)as A+ (B++)m XO6 Zq ï¿½ x(H2O) where x can equal 0

(33.02.03)Dana Group

33.02.03.01 Cuzticite Fe2TeO6•3(H2O) Unk Hex

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 ï¿½ (OH); Unclassified

04.FM.35 Cuzticite Fe2TeO6•3(H2O) Unk Hex

Other Cuzticite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

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

Search for Cuzticite using:

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

Visit our Advertisers for Cuzticite :

Ask about Cuzticite 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 Cuzticite Specimen Label here :

Cuzticite

Fe+++2Te++++++O6•3(H2O)
Dana No: 33.02.03.01 Strunz No: 04.FM.35
Locality:

Notes:

Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.