IMA2008-010 Mineral Data

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General IMA2008-010 Information

Chemical Formula:

CaCu4(AsO4)2(AsO3OH)2•10H2O

Composition:

Molecular Weight = 1,032.11 gm

Calcium 3.88 % Ca 5.43 % CaO

Copper 24.63 % Cu 27.73 % Cu₂O

Arsenic 29.04 % As 44.54 % As₂O₅

Hydrogen 2.15 % H 19.20 % H₂O

Oxygen 40.30 % O

______ ______

100.00 % 96.90 % = TOTAL OXIDE

Empirical Formula:

CaCu₄(AsO₄)₂(AsO₃OH)₂•10(H₂O)

Environment:

Lindackerite group

IMA Status:

Proposed IMA 2008 (Dana # Added)

Locality:

Jáchymov, Krušne hory Mountains, western Bohemia, Czech Republic Link to MinDat.org Location Data.

Name Origin:

Commission on New Minerals, Nomenclature and Classification (CNMNC)

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IMA2008-010 Crystallography

Axial Ratios:

a:b:c =0.8054:1:1.3557

Cell Dimensions:

a = 6.432, b = 7.986, c = 10.827, Z = 1; alpha = 85.75°, beta = 81.25°, gamma = 85.04° V = 546.10 Den(Calc)= 3.14

Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

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

By Intensity(I/I_o): 10.67(1), 3.56(0.18), 3.173(0.13),3.648(0.11), 2.736(0.1), 2.922(0.1), 3.286(0.1), 3.97(0.1),

Optical Properties of IMA2008-010

Optical Data:

NCalc= 1.67 - from Gladstone-Dale relationship (KC = 0.2137) where Ncalc=Dcalc*KC+1

Calculated Properties of IMA2008-010

Electron Density:

Bulk Density (Electron Density)=3.03 gm/cc
note: Specific Gravity of IMA2008-010 =3.14 gm/cc.

Fermion Index:

Fermion Index = 0.0002491059
Boson Index = 0.9997508941

Photoelectric:

PE_IMA2008-010= 30.79 barns/electron
U=PE_IMA2008-010 x rElectron Density= 93.29 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
IMA2008-010 is Not Radioactive

IMA2008-010 Classification

Dana Class:

39.02.07.02 (39)Hydrated Acid Phosphates, etc

(39.02)H2 (AB)5 (XO4)4 · x(H2O)

(39.02.07)Lindackerite Group

39.02.07.01 Lindackerite CuCu4(AsO4)2(AsO3OH)2•~9(H2O) P1 1

39.02.07.02 IMA2008-010! CaCu4(AsO4)2(AsO3OH)2•10H2O P1 1

39.02.07.03 Braithwaiteite NaCu5(Ti,Sb)2O2(AsO4)4[AsO3(OH)]2•8H2O P1 1

39.02.07.04 Veselovskyite (Zn,Cu,Co)Cu4(AsO4)2(AsO3OH)2•9H2O P1 1

Strunz Class:

08.CE.30 08 - PHOSPHATES, ARSENATES, VANADATES

08.C - Phosphates without Additional Anions, with H2O

08.CE -With only medium-sized cations, RO4:H2O £ 1:2.5

08.CE.30 Lindackerite CuCu4(AsO4)2(AsO3OH)2•~9(H2O) P1 1

08.CE.30 Veselovskyite (Zn,Cu,Co)Cu4(AsO4)2(AsO3OH)2•9H2O P1 1

08.CE.30 IMA2008-010! CaCu4(AsO4)2(AsO3OH)2•10H2O P1 1

Other IMA2008-010 Information

See Also:

Links to other databases for IMA2008-010 :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - Mineralienatlas (Deutsch)
7 - Online Mineral Museum
8 - Ruff.Info

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Print or Cut-and-Paste your IMA2008-010 Specimen Label here :

IMA2008-010

CaCu4(AsO4)2(AsO3OH)2•10H2O
Dana No: 39.02.07.02 Strunz No: 08.CE.30
Locality:

Notes: