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Zalesiite Mineral Data

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General Zalesiite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Y)Cu6[(AsO4)2(AsO3OH)(OH)6]•3(H2O)
Help on Composition: Composition: Molecular Weight = 1,004.97 gm
   Calcium    3.19 %  Ca    4.46 % CaO
   Yttrium    1.77 %  Y     2.25 % Y2O3
   Copper    37.94 %  Cu   47.49 % CuO
   Arsenic   22.37 %  As   34.31 % As2O5
   Hydrogen   1.30 %  H    11.65 % H2O
   Oxygen    33.43 %  O
            ______        ______ 
            100.00 %      100.16 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.8Y0.2Cu6(AsO4)2(AsO3OH)(OH)6•3(H2O)
Help on Environment: Environment: Oxidation product of chalcopyrite The calcium and arsenate dominant member of the mixite group.
Help on IMA Status: IMA Status: Approved IMA 1997 (Dana # Added)
Help on Locality: Locality: Zalesi (formerly Valdek) uranium deposit near Javornik, northern Moravia, Czech Republic. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Synonym: Synonym: IMA1997-009
 

Zalesiite Image

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  Zalesiite

Comments: Green crusts of zálesíite on matrix.
Location: Zálesí deposit, Javorník, Moravia, Czech Republic. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

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  Zalesiite

Comments: Light blue acicular sprays of zalesiite to 0.75mm.
Location: Gold Hill mine, Tooele Co., Utah, USA. Scale: Picture size 2 mm.
© Tom Loomis / Dakota Matrix

Zalesiite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.43327
Help on Cell Dimensions: Cell Dimensions: a = 13.571, c = 5.88, Z = 2; V = 937.85 Den(Calc)= 3.56
Help on Crystal System: Crystal System: Hexagonal - Dipyramidal H-M Symbol (6/m) Space Group: P 63/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 11.64(1), 2.9347(0.42), 4.431(0.41),
 

Physical Properties of Zalesiite

Help on Color: Color: Pale green.
Help on Density: Density: 3.49
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Habit: Habit: Powdery - Forms a loose, poorly-coherent pulverulent mass.
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Vitreous - Resinous
Help on Streak: Streak: white
 

Optical Properties of Zalesiite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.101 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.079 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2041,KPDmeas= 0.2082,KC= 0.1891
Ncalc = 1.66 - 1.67
Help on Optical Data: Optical Data: Uniaxial (+), w=1.688, e=1.765, bire=0.0770.
 

Calculated Properties of Zalesiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.39 gm/cc
note: Specific Gravity of Zalesiite =3.56 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0002055013
Boson Index = 0.9997944987
Help on Photoelectric: Photoelectric: PEZalesiite = 34.66 barns/electron
U=PEZalesiite x rElectron Density= 117.31 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zalesiite is Not Radioactive
 

Zalesiite Classification

Help on  Dana Class: Dana Class: 42.05.01.04 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.05)where (A)2 (XO4) Zq � x(H2O)
  (42.05.01)Mixite group (Arsenate Series)
 
42.05.01.01 Mixite BiCu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
42.05.01.02 Agardite-(Y) (Y,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
42.05.01.02a Agardite-(La)! (La,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
42.05.01.02b Agardite-(Nd)! (Pb,Nd,Y,La,Ca)Cu6(AsO4)3(OH)6•3(H2O) 6/m
 
42.05.01.02c Agardite-(Dy)! (Dy,La,Ca)Cu6(AsO4)3(OH)6•3(H2O) 6/m
 
42.05.01.02d Agardite-(Ca)! CaCu6(AsO4)3(OH)6•3(H2O) 6/m
 
42.05.01.02e Agardite-(Ce)! (Ce,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
42.05.01.03 Goudeyite (Al,Y)Cu6(AsO4)3(OH)6•3(H2O) Unk Hex
 
42.05.01.04 Zalesiite! (Ca,Y)Cu6[(AsO4)2(AsO3OH)(OH)6]•3(H2O) P 63/m 6/m
 
42.05.01.06 Plumboagardite! (Pb,REE,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
Help on  Strunz Class: Strunz Class: 08.DL.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DL -With large and medium-sized cations, (OH, etc.):RO4 = 2:1
 
08.DL.15 Agardite-(Dy)! (Dy,La,Ca)Cu6(AsO4)3(OH)6•3(H2O) 6/m
 
08.DL.15 Agardite-(Ca)! CaCu6(AsO4)3(OH)6•3(H2O) 6/m
 
08.DL.15 Agardite-(Ce)! (Ce,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Agardite-(La)! (La,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Agardite-(Nd)! (Pb,Nd,Y,La,Ca)Cu6(AsO4)3(OH)6•3(H2O) 6/m
 
08.DL.15 Agardite-(Y) (Y,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Goudeyite (Al,Y)Cu6(AsO4)3(OH)6•3(H2O) Unk Hex
 
08.DL.15 Zalesiite! (Ca,Y)Cu6[(AsO4)2(AsO3OH)(OH)6]•3(H2O) P 63/m 6/m
 
08.DL.15 Mixite BiCu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Petersite-(Y) (Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Calciopetersite! CaCu6[(PO4)2(PO3OH)(OH)6]•3(H2O) P 63/m 6/m
 
08.DL.15 Plumboagardite! (Pb,REE,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 

Other Zalesiite Information

Help on References: References: NAME( AmMin, vol 85, p 1564) PHYS. PROP.(AmMin, vol 85, p 1564) OPTIC PROP.(AmMin, vol 85, p 1564)
Help on See Also: See Also: Links to other databases for Zalesiite :
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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Zalesiite

(Ca,Y)Cu6[(AsO4)2(AsO3OH)(OH)6]•3(H2O)
Dana No: 42.05.01.04 Strunz No: 08.DL.15
Locality:

 

Notes:

 

 
   
 


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