Mineralogy Database

Juabite Mineral Data

Search Webmineral :

General Juabite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Fe++)Cu10(Te++++O3)4(As+++++O4)4(OH)2•4(H2O)
Help on Composition: Composition: Molecular Weight = 2,040.94 gm
   Calcium     1.81 %  Ca    2.53 % CaO
   Iron        0.22 %  Fe    0.28 % FeO
   Copper     31.14 %  Cu   38.97 % CuO
   Tellurium  25.01 %  Te   31.28 % TeO2
   Arsenic    14.68 %  As   22.52 % As2O5
   Hydrogen    0.49 %  H     4.41 % H2O
   Oxygen     26.65 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.92Fe2+0.08Cu10(TeO3)4(AsO4)4(OH)2�4(H2O)
Help on IMA Status: IMA Status: Approved IMA 1997 (Dana # Added)
Help on Locality: Locality: Found in the Centennial Eureka mine, Juab County, Utah, U.S.A. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its discovery locality.
Help on Name Pronunciation: Name Pronunciation: Juabite Say JUABITE
Help on Synonym: Synonym: ICSD 89893
  PDF 51-1417

Juabite Image

Click Here for Larger   Image in a New Browser Window Images:
Click Here for Larger   Image


Comments: SEM image of a broken juabite platy aggregate which shows the perfect {OlO} cleavage. (MinMag, v61:139).
Location: Mine dumps of the Centennial Eureka mine, Tintic District, Juab County, Utah, USA. Scale: Scale Bar 60 µm.
© Mineralogical Magazine

Juabite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.8913:1:0.8904
Help on Cell Dimensions: Cell Dimensions: a = 8.984, b = 10.079, c = 8.975, Z = 1; alpha = 102.68°, beta = 92.45°, gamma = 70.45° V = 746.47 Den(Calc)= 4.54
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.097(1), 4.65(0.7), 9.28(0.7),

Physical Properties of Juabite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Emerald green, Light green.
Help on Density: Density: 4.59
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 3-4 - Calcite-Fluorite
Help on Luster: Luster: Vitreous - Adamantine
Help on Streak: Streak: pale green

Optical Properties of Juabite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.159 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.149 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1586,KPDmeas= 0.1569,KC= 0.1865
Ncalc = 1.85 - 1.86
Help on Optical Data: Optical Data: Biaxial (?), a=1.71, b=1.71-1.73, g=1.73, bire=0.0200

Calculated Properties of Juabite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.15 gm/cc
note: Specific Gravity of Juabite =4.54 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEJuabite = 109.04 barns/electron
U=PEJuabite x rElectron Density= 452.37 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Juabite is Not Radioactive

Juabite Classification

Help on  Dana Class: Dana Class: (34)Selenites - Tellurites - Sulfites
  (34.08)Dana Type
  (34.08.08)Dana Group Juabite! (Ca,Fe)Cu10(TeO3)4(AsO4)4(OH)2•4(H2O) P1 1
Help on  Strunz Class: Strunz Class: 04.JN.30 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.J - Arsenites, Antimonites, Bismuthites, Sulfites,
  04.JN -Tellurites with additional anions, with H2O
04.JN.30 Juabite! (Ca,Fe)Cu10(TeO3)4(AsO4)4(OH)2•4(H2O) P1 1

Other Juabite Information

Help on References: References: NAME( CanMin, 8/99) PHYS. PROP.(AmMin, vol 86, p 770) OPTIC PROP.(Min.Mag.,Vol.61,p731,1997)
Help on See Also: See Also: Links to other databases for Juabite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

Search for Juabite using:

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

Visit our Advertisers for Juabite :

Ask about Juabite 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 Juabite Specimen Label here :


Dana No: Strunz No: 04.JN.30





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