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Moolooite

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Sarbaiskoe deposit (Sarbai Mine; Sarbay Mine), Kostanay Province (Qostanay Oblysy; Kostanai Oblast'), Kazakhstan
© Leon Hupperichs

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Formula:
Cu(C
 
2
O
 
4
) · 0.4H
 
2
O
System:Orthorhombic
Name:Named after the type locality (Mooloo Downs Station, Australia).
This page provides mineralogical data about Moolooite.

Classification of Moolooite

IMA status:Approved
Strunz 8th edition ID:9/A.01-90
Nickel-Strunz 10th (pending) edition ID:10.AB.15

10 : ORGANIC COMPOUNDS
A : Salts of organic acids
B : Oxalates
Dana 8th edition ID:50.1.6.1

50 : ORGANIC COMPOUNDS
1 : Oxalates
Hey's CIM Ref.:31.1.2

31 : Oxalates, Citrates, Mellitates and Acetates
1 : Oxalates
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Type Occurrence of Moolooite

Type Locality:Mooloo Downs Station, Yinnietharra (Yinnietharra Station), Upper Gascoyne Shire, Western Australia, Australia
Year of Discovery:1986

Crystallography of Moolooite

Crystal System:Orthorhombic
Cell Parameters:a = 5.4Å, b = 5.57Å, c = 2.54Å
Ratio:a:b:c = 0.969 : 1 : 0.456
Unit Cell Volume:V 76.40 ų (Calculated from Unit Cell)

Optical Data of Moolooite

Type:Biaxial
RI values: nα = 1.570 nγ = 1.950
Maximum Birefringence:δ = 0.380

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r > v

Chemical Properties of Moolooite

Formula:
Cu(C
 
2
O
 
4
) · 0.4H
 
2
O
Idealised Formula:
Cu(C
 
2
O
 
4
)
Essential elements:C, Cu, H, O
All elements listed in formula:C, Cu, H, O

Relationship of Moolooite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
10.AB.05Humboldtine
Fe
2+
 
(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.05Lindbergite
Mn
2+
 
(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.10Glushinskite
Mg(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.20Stepanovite
NaMgFe
3+
 
(C
 
2
O
 
4
)
 
3
 · 8-9H
 
2
O
10.AB.25Minguzzite
K
 
3
Fe
3+
 
(C
 
2
O
 
4
)
 
3
 · 3H
 
2
O
10.AB.30Wheatleyite
Na
 
2
Cu(C
 
2
O
 
4
)
 
2
 · 2H
 
2
O
10.AB.35Zhemchuzhnikovite
NaMg(Fe
3+
 
,Al)(C
 
2
O
 
4
)
 
3
 · 8H
 
2
O
10.AB.40Weddellite
Ca(C
 
2
O
 
4
) · 2H
 
2
O
10.AB.45Whewellite
Ca(C
 
2
O
 
4
) · H
 
2
O
10.AB.50Caoxite
Ca(C
 
2
O
 
4
) · 3H
 
2
O
10.AB.55Oxammite
(NH
 
4
)
 
2
(C
 
2
O
 
4
) · H
 
2
O
10.AB.60Natroxalate
Na
 
2
(C
 
2
O
 
4
)
10.AB.65Coskrenite-(Ce)
(Ce,Nd,La)
 
2
(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
10.AB.70Levinsonite-(Y)
(Y,Nd,La)Al(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
10.AB.75Zugshunstite-(Ce)
(Ce,Nd,La)Al(C
 
2
O
 
4
)(SO
 
4
)
 
2
 · 12H
 
2
O
10.AB.80Novgorodovaite
Ca
 
2
(C
 
2
O
 
4
)Cl
 
2
 · 2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
31.1.1Oxammite
(NH
 
4
)
 
2
(C
 
2
O
 
4
) · H
 
2
O
31.1.3Wheatleyite
Na
 
2
Cu(C
 
2
O
 
4
)
 
2
 · 2H
 
2
O
31.1.4Glushinskite
Mg(C
 
2
O
 
4
) · 2H
 
2
O
31.1.5Whewellite
Ca(C
 
2
O
 
4
) · H
 
2
O
31.1.6Weddellite
Ca(C
 
2
O
 
4
) · 2H
 
2
O
31.1.7Humboldtine
Fe
2+
 
(C
 
2
O
 
4
) · 2H
 
2
O
31.1.8Stepanovite
NaMgFe
3+
 
(C
 
2
O
 
4
)
 
3
 · 8-9H
 
2
O
31.1.9Zhemchuzhnikovite
NaMg(Fe
3+
 
,Al)(C
 
2
O
 
4
)
 
3
 · 8H
 
2
O
31.1.10Minguzzite
K
 
3
Fe
3+
 
(C
 
2
O
 
4
)
 
3
 · 3H
 
2
O

Other Names for Moolooite

Synonyms:
IMA1980-082
Other Languages:
German:Moolooit
Spanish:Moolooita

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 Moolooite

Reference List:

- +
Schmittler, H. (1968): Structural principle of disordered copper(II) oxalate (CuC2O4.nH2O). Monatsber. Deut. Akad. Wiss. Berlin, 10, 581-604. (in German.)

Gleizes, A., Maury, F. & Galy, J. (1980): Crystal structure and magnetism of sodium bis(oxalato)cuprate(II)dihydrate, Na2Cu(C2O4)2.2H2O. A deductive proposal for the structure of copper oxalate, CuC2O4.xH2O (O <= x <= 1). Inorg. Chem. 19, 2074-2078.

Clarke, R. M. & Williams, I. R. (1986): Moolooite, a naturally occurring hydrated copper oxalate from western Australia. Mineralogical Magazine 50, 295-298.

American Mineralogist (1987): 72: 1025-1026.

Internet Links for Moolooite

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    • Localities for Moolooite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    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.
    Australia
     
    • Western Australia
      • Upper Gascoyne Shire
        • Yinnietharra (Yinnietharra Station)
    		MM 1987, 295-8
    France
     
    • Alsace
      • Haut-Rhin
    		Wittern, Journée: "Mineralien finden in den Vogesen", von Loga (Cologne), 1997
    • Limousin
      • Haute-Vienne
        • Nantiat
          • Vaulry
    		Patrice Queneau Collection
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		U. Kolitsch, J. Gröbner, F. Brandstätter and R. Bayerl (2010): Neufunde aus der Grube Clara im mittleren Schwarzwald (IV): Calcioandyrobertsit, Cotunnit, Gerhardtit, Khaidarkanit, Lukrahnit, Mckinstryit, Moolooit, Rhabdophan-(La), Rouait und Uricit. Lapis 35 (9), 22-27; 62 (in German).
    • Thuringia
      • Harz
        • Stempeda
    		Thomas Witzke collection; J. Gröbner & J. Wesiger (2008): Die Mineralien des Kupferschieferbergbaus an südlichen Harzrand bei Ilfeld in Thüringen. Mineralien-Welt 19 (2), 18-28.
    Kazakhstan
     
    • Kostanay Province (Qostanay Oblysy; Kostanai Oblast')
    		Leon Hupperichs collection
    Norway
     
    • Nord-Trøndelag
      • Røyrvik
    		Chisholm, J. E. Jones, G.C. Purvis & O.W. (1987): Hydrated copper oxalate, moolooite, in lichens. Mineralogical Magazine, 51, 715-718
    Turkmenistan
     
    • Balkan Province
      • Krasnovodsk
    		Lebedev, L.M., Nikitina, J.B. (1983): The Cheleken ore forming system. Russ. Acad. Sci., Moscow (in Russian.) [cited in Hofmann & Bernasconi, 1989].
    USA
     
    • Michigan
      • Keweenaw Co.
        • Ahmeek
    		Mineralogy of Michigan (2004) Heinrich & Robinson
    • Utah
      • Emery Co.
    		http://www.excaliburmineral.com/mink-n.htm
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    Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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