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Lindackerite

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Jáchymov (St Joachimsthal), Jáchymov (St Joachimsthal) District, Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic
© Christian Rewitzer

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Formula:
CuCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 8-9H
 
2
O
System:TriclinicColour:Apple-green; light green ...
Hardness:2 - 2½
Member of:Lindackerite Group
Name:After Joseph Lindacker, Austrian pharmacist-chemist, who first analyzed the material.


Lindackerite Group.

A secondary mineral occurring in the oxidized zones of some arsenic-bearing copper deposits.

Classification of Lindackerite

IMA status:Approved
Strunz 8th edition ID:7/C.06-50
Nickel-Strunz 10th (pending) edition ID:8.CE.30

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
Dana 8th edition ID:39.2.6.1

39 : HYDRATED ACID PHOSPHATES,ARSENATES AND VANADATES
2 : (AB)5[HXO4]2[XO4]2.xH2O
Hey's CIM Ref.:20.1.11

20 : Arsenates (also arsenates with phosphate, but without other anions)
1 : Arsenates of Cu
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Type Occurrence of Lindackerite

Type Locality:Elias Mine, Jáchymov (St Joachimsthal), Jáchymov (St Joachimsthal) District, Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic
Place of Conservation of Type Material:National School of Mines, Paris, France.
Year of Discovery:1853
Associated Minerals at type locality:
PitticiteLavendulanErythriteAnnabergite

Occurrences of Lindackerite

Geological Setting:Oxidized zones of arsenic-rich copper deposits.

Physical Properties of Lindackerite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:Apple-green; light green to colourless in transmitted light
Streak:Pale green to white
Hardness (Mohs):2 - 2½
Cleavage:Perfect
On {010}, perfect.
Fracture:Conchoidal
Density (measured):3.35 g/cm3
Density (calculated):3.37 g/cm3

Crystallography of Lindackerite

Crystal System:Triclinic
Class (H-M):1 - Pinacoidal
Space Group:P1
Cell Parameters:a = 8.035Å, b = 10.368Å, c = 6.453Å
α = 79.6°, β = 84.83°, γ = 86.7°
Ratio:a:b:c = 0.775 : 1 : 0.622
Unit Cell Volume:V 526.13 ų (Calculated from Unit Cell)
Z:1
Morphology:Crystals lathlike, exhibiting {010}, {001}, and {101}; rosette-like aggregates and crusts.
Comment:Class either 1 or 1; Space Group either P1 or P1..

Optical Data of Lindackerite

Type:Biaxial (+)
RI values: nα = 1.626 - 1.632 nβ = 1.662 nγ = 1.725 - 1.728
2V:Measured: 74° to 74°, Calculated: 72° to 73°
Maximum Birefringence:δ = 0.099

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r > v
Pleochroism:Weak
Comments:X = Y = Colourless
Z = Green

Chemical Properties of Lindackerite

Formula:
CuCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 8-9H
 
2
O
Essential elements:As, Cu, H, O
All elements listed in formula:As, Cu, H, O

Relationship of Lindackerite to other Species

Member of:Lindackerite Group
Other Members of Group:

- +
Klajite
MnCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9-10H
 
2
O
Ondrušite
CaCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
Pradetite
CoCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9H
 
2
O
Veselovskýite
ZnCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9H
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
8.CE.05Chudobaite
(Mg,Zn)
 
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
8.CE.05Geigerite
Mn
2+
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
8.CE.10Newberyite
Mg(HPO
 
4
) · 3H
 
2
O
8.CE.15Brassite
Mg(HAsO
 
4
) · 4H
 
2
O
8.CE.20Phosphorrösslerite
Mg(HPO
 
4
) · 7H
 
2
O
8.CE.20Rösslerite
Mg(HAsO
 
4
) · 7H
 
2
O
8.CE.25Metaswitzerite
Mn
 
3
(PO
 
4
)
 
2
 · 4H
 
2
O
8.CE.25Switzerite
(Mn,Fe)
 
3
(PO
 
4
)
 
2
 · 7H
 
2
O
8.CE.30Ondrušite
CaCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
8.CE.30Veselovskýite
ZnCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9H
 
2
O
8.CE.30Pradetite
CoCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9H
 
2
O
8.CE.30Klajite
MnCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9-10H
 
2
O
8.CE.35Bobierrite
Mg
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Annabergite
Ni
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Arupite
Ni
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Barićite
(Mg,Fe)
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Erythrite
Co
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Ferrisymplesite
Fe
3+
3
(AsO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
8.CE.40Hörnesite
Mg
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Köttigite
Zn
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Manganohörnesite
(Mn,Mg)
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Parasymplesite
Fe
2+
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Vivianite
Fe
2+
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Pakhomovskyite
Co
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.45Symplesite
Fe
2+
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.50Cattiite
Mg
 
3
(PO
 
4
)
 
2
 · 22H
 
2
O
8.CE.55Koninckite
Fe
3+
 
PO
 
4
 · 3H
 
2
O
8.CE.60Kaňkite
FeAsO
 
4
 · 3.5H
 
2
O
8.CE.65Steigerite
Al(VO
 
4
) · 3H
 
2
O
8.CE.70Metaschoderite
Al
 
2
(PO
 
4
)(VO
 
4
) · 6H
 
2
O
8.CE.70Schoderite
Al
 
2
(PO
 
4
)(VO
 
4
) · 8H
 
2
O
8.CE.75Malhmoodite
FeZr(PO
 
4
)
 
2
 · 4H
 
2
O
8.CE.75Zigrasite
MgZr(PO
 
4
)
 
2
 · 4H
 
2
O
8.CE.75Unnamed (Ca-analogue of Zigrasite)
CaZr[PO
 
4
]
 
2
 · 4H
 
2
O
8.CE.80Santabarbaraite
Fe
3+
3
(PO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
8.CE.85Metaköttigite
(Zn,Fe,Fe)
 
3
(AsO
 
4
)
 
2
 · 8(H
 
2
O,OH)
8.CE.85Metavivianite
Fe
2+
3-x
Fe
3+
x
(PO
 
4
)
 
2
(OH)x · (8-x)H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
20.1.1Lammerite
Cu
 
3
(AsO
 
4
)
 
2
20.1.2Olivenite
Cu
 
2
(AsO
 
4
)(OH)
20.1.3Clinoclase
Cu
 
3
(AsO
 
4
)(OH)
 
3
20.1.4Cornwallite
Cu
 
5
(AsO
 
4
)
 
2
(OH)
 
4
20.1.5Cornubite
Cu
 
5
(AsO
 
4
)
 
2
(OH)
 
4
20.1.6Chlorotile (of Frenzel)
20.1.7Geminite
Cu(HAsO
 
4
) · H
 
2
O
20.1.8Euchroite
Cu
 
2
(AsO
 
4
)(OH) · 3H
 
2
O
20.1.9Strashimirite
Cu
 
8
(AsO
 
4
)
 
4
(OH)
 
4
 · 5H
 
2
O
20.1.10Arhbarite
Cu
 
2
Mg(AsO
 
4
)(OH)
 
3
20.1.12Conichalcite
CaCu(AsO
 
4
)(OH)
20.1.13Liroconite
Cu
 
2
Al(AsO
 
4
)(OH)
 
4
 · 4H
 
2
O
20.1.14Ceruleite
Cu
 
2
Al
 
7
(AsO
 
4
)
 
4
(OH)
 
13
 · 11.5H
 
2
O
20.1.15Chenevixite
Cu
 
2
Fe
3+
2
(AsO
 
4
)
 
2
(OH)
 
4
20.1.16Arthurite
CuFe
3+
2
(AsO
 
4
,PO
 
4
,SO
 
4
)
 
2
(OH,O)
 
2
 · 4H
 
2
O

Other Names for Lindackerite

Synonyms:
Lindakerite
Other Languages:
German:Lindackerit
Lindakerit
Russian:Линдакерит
Spanish:Lindackerita
Lindakerita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Lindackerite

Reference List:

- +
Vogl (1853) Geol. Reichsanst., Jahrbuch: 4: 552.

Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 101.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 1007-1008.

American Mineralogist (1957): 42: 124.

Sarp, H. and Dominik, B. (1995): Redéfinition de la lindackerite: sa formule chimique, ses données cristallographiques et optiques. [Redefinition of lindackerite: New chemical formula and new crystallographic and optical data]. Archs. Sci. Genève 48 (3), 239-250. (in French, with English abstract).

American Mineralogist (1996): 81: 1517 (abstract).

Hybler, Jií, Petr Ondruš, Ivana Císaová, Václav Petíek, František Veselovský (2003): Crystal structure of lindackerite, (Cu,Co,Ni)Cu4(AsO4)2(AsO3OH)2 · 9 H2O from Jáchymov, Czech Republic. European Journal of Mineralogy, 15, 1035-1042.

Internet Links for Lindackerite

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    • Localities for Lindackerite

    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Austria
     
    • Salzburg
      • Hohe Tauern Mts
        • Rauris valley
          • Hüttwinkl valley
            • Alteck Mt. - Hoher Sonnblick Mt. area
              • Kolm-Saigurn
    		A. Strasser: Die MInerale Salzburgs (1989)
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Krušné Hory Mts (Erzgebirge)
          • Jáchymov (St Joachimsthal) District
            • Jáchymov (St Joachimsthal)
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 1008; Lapis 2002 (7/8), 54; Sarp, H. and Dominik, B. (1995): Redéfinition de la lindackerite: sa formule chimique, ses données cristallographiques et optiques. Archs. Sci. Genève 48 (3), 239-250.
    Lapis 2002(7/8), 54
    France
     
    • Languedoc-Roussillon
      • Aude
        • Carcassonne
          • Mas-Cabardès
            • Salsigne
    		 Le Règne Minéral, Hors série (3), 36-54
    USA
     
    • Nevada
      • Pershing Co.
        • Antelope District
    		NBMG Spec. Pub. 31 Minerals of Nevada
    Mineral and/or Locality
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