Mineralogy Database

Cloncurryite Mineral Data

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General Cloncurryite Information

Help on Chemical  Formula: Chemical Formula: [Cu0.56(VO)0.44]Al2(PO4)2(F,OH)•2.5H2O)
Help on Composition: Composition: Molecular Weight = 372.48 gm
   Aluminum    14.49 %  Al   27.37 % Al2O3
   Vanadium     6.02 %  V     8.85 % V2O3
   Copper       9.55 %  Cu   11.96 % CuO
   Phosphorus  16.63 %  P    38.11 % P2O5
   Hydrogen     1.42 %  H    12.70 % H2O
   Oxygen      48.06 %  O
   Fluorine     3.83 %  F     3.83 % F
                 -   %   F    -1.61 % -O=F2    
              ______        ______ 
              100.00 %      101.20 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu0.56(V3+)0.44O0.44Al2(PO4)2F0.75(OH)0.25�2.5(H2O)
Help on Environment: Environment: Found in a ferruginous, silicified gossan matrix. New structure type
Help on IMA Status: IMA Status: Approved IMA 2005 (Dana # Added)
Help on Locality: Locality: Great Australia deposit, Cloncurry, Queensland, Australia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Synonym: Synonym: IMA2005-060

Cloncurryite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.4069:1:1.5575
Help on Cell Dimensions: Cell Dimensions: a = 4.9573, b = 12.1824, c = 18.9749, Z = 4; beta = 90.933° V = 1,145.78 Den(Calc)= 2.16
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 6.101(1), 5.621(0.91), 9.515(0.67),3.338(0.21), 3.976(0.21), 3.163(0.17), 4.753(0.17), 3.047(0.13),

Physical Properties of Cloncurryite

Help on Cleavage: Cleavage: None
Help on Color: Color: Pale sky blue.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Cloncurryite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= -0.175 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2542,KC= 0.2164
Ncalc = 1.47
Help on Optical Data: Optical Data: Biaxial (-), a=1.548, b=1.55,

Calculated Properties of Cloncurryite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.13 gm/cc
note: Specific Gravity of Cloncurryite =2.16 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0003832788
Boson Index = 0.9996167212
Help on Photoelectric: Photoelectric: PECloncurryite = 6.46 barns/electron
U=PECloncurryite x rElectron Density= 13.78 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cloncurryite is Not Radioactive

Cloncurryite Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.06)where (AB)2 (XO4) Zq � x(H2O)
  (42.06.13)Nevadaite Group Nevadaite! (Cu,[],Al,V)6[Al8(PO4)8F8](H2O)23 P 21mn 2 2 2 Cloncurryite! [Cu0.56(VO)0.44]Al2(PO4)2(F,OH)•2.5H2O) P 21/c 2/m
Help on  Strunz Class: Strunz Class: 08.DC.60 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DC -With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
08.DC.60 Nevadaite! (Cu,[],Al,V)6[Al8(PO4)8F8](H2O)23 P 21mn 2 2 2
08.DC.60 Cloncurryite! [Cu0.56(VO)0.44]Al2(PO4)2(F,OH)•2.5H2O) P 21/c 2/m

Other Cloncurryite Information

Help on References: References: NAME( Australian Journal of Mineralogy, v5:5-13) PHYS. PROP.(Australian Journal of Mineralogy, v5:5-13) OPTIC PROP.(Australian Journal of Mineralogy, v5:5-13)
Help on See Also: See Also: Links to other databases for Cloncurryite :
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

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Dana No: Strunz No: 08.DC.60





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