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Lindackerite Mineral Data

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General Lindackerite Information

Help on Chemical  Formula: Chemical Formula: CuCu4(AsO4)2(AsO3OH)2•~9(H2O)
Help on Composition: Composition: Molecular Weight = 1,012.96 gm
   Copper    30.68 %  Cu   38.40 % CuO
   Arsenic   29.59 %  As   45.38 % As2O5
   Hydrogen   1.81 %  H    16.22 % H2O
   Oxygen    37.92 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu0.89Cu4(AsO4)1.78(AsO3OH)2.22•8.01(H2O)
Help on Environment: Environment: Secondary oxidation zone mineral.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1853
Help on Locality: Locality: Eliaas mine, Jachymov, Bohemia, Czech Republic. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Joseph Lindacker, Austrain chemist, who made the analysis.
Help on Name Pronunciation: Name Pronunciation: Lindackerite + Pronunciation Say LINDACKERITE

Lindackerite Image

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Comments: Greenish crystals of lindackerite.
Location: Jáchymov (St Joachimsthal), Krusné Hory (Erzgebirge), Západoceský Kraj, Bohemia, Czech Republic. Scale: Picture size 2.2 mm.
© Thomas Witzke / Abraxas-Verlag

Lindackerite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.797:1:1.2837
Help on Cell Dimensions: Cell Dimensions: a = 6.415, b = 8.048, c = 10.332, Z = 1; alpha = 85.41°, beta = 79.5°, gamma = 84.71° V = 520.58 Den(Calc)= 3.23
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): 10.2(1), 8.02(0.7), 3.668(0.6),

Physical Properties of Lindackerite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Greenish blue, Light apple green.
Help on Density: Density: 3.35
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Help on Habit: Habit: Lath - Shaped like a small, thin plaster lath, tabular (rectangular) in shape.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Habit: Habit: Rosette - Bundled tabular aggregates resembling rose flower petals.
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: pale greenish white

Optical Properties of Lindackerite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.035 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.073 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2082,KPDmeas= 0.2007,KC= 0.1939
Ncalc = 1.63 - 1.65
Help on Optical Data: Optical Data: Biaxial (+), a=1.627-1.632, b=1.659-1.662, g=1.725-1.729, bire=0.0970-0.0980, 2V(Calc)=70-74, 2V(Meas)=72-73.

Calculated Properties of Lindackerite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.20 gm/cc
note: Specific Gravity of Lindackerite =3.35 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0001847538
Boson Index = 0.9998152462
Help on Photoelectric: Photoelectric: PELindackerite = 33.61 barns/electron
U=PELindackerite x rElectron Density= 107.62 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lindackerite is Not Radioactive

Lindackerite Classification

Help on  Dana Class: Dana Class: (39)Hydrated Acid Phosphates, etc
  (39.02)H2 (AB)5 (XO4)4 � x(H2O)
  (39.02.07)Lindackerite Group Lindackerite CuCu4(AsO4)2(AsO3OH)2•~9(H2O) P1 1 IMA2008-010! CaCu4(AsO4)2(AsO3OH)2•10H2O P1 1 Braithwaiteite NaCu5(Ti,Sb)2O2(AsO4)4[AsO3(OH)]2•8H2O P1 1 Veselovskyite (Zn,Cu,Co)Cu4(AsO4)2(AsO3OH)2•9H2O P1 1
Help on  Strunz Class: 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 Lindackerite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, AmMin 89:1833) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Lindackerite :
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

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Dana No: Strunz No: 08.CE.30





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