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Paceite

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About PaceiteHide

Formula:
CaCu(CH3COO)4 · 6H2O
Colour:
Dark Blue
Lustre:
Vitreous
Crystal System:
Tetragonal
Name:
Named in 2002 by D. E. Hibbs, U. Kolitsch, P. Leverett, J. L. Sharpe, P. A. Williams in honor of Frank L. Pace (1948 - ) of Broken Hill, New South Wales, Australia. Pace is a mineral collector and ex-miner at Broken Hill.
A very rare naturally formed calcium copper acetate.
See also the associated hoganite.


Classification of PaceiteHide

Approved
10.AA.30

10 : ORGANIC COMPOUNDS
A : Salts of organic acids
A : Formates, Acetates, etc.

Physical Properties of PaceiteHide

Vitreous
Colour:
Dark Blue
Streak:
pale blue
Cleavage:
Perfect
perfect

Chemical Properties of PaceiteHide

Formula:
CaCu(CH3COO)4 · 6H2O

Crystallography of PaceiteHide

Crystal System:
Tetragonal

Type Occurrence of PaceiteHide

Synonyms of PaceiteHide

Other Language Names for PaceiteHide

German:Paceit
Russian:Пасеит
Simplified Chinese:佩斯石
Spanish:Paceita
Traditional Chinese:佩斯石

Related Minerals - Nickel-Strunz GroupingHide

10.AA.05FormicaiteCa(HCOO)2Tet.
10.AA.10DashkovaiteMg(HCOO)2 · 2H2OMon. 2/m : P21/b
10.AA.20AcetamideCH3CONH2Trig. 3m : R3c
10.AA.25CalclaciteCa(CH3COO)Cl · 5H2OMon. 2/m : P21/b
10.AA.35HoganiteCu(CH3COO)2 · H2OMon. 2/m : B2/b

Other InformationHide

Thermal Behaviour:
Three major mass loss steps at ~120, 400 and 600 °C were found.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for PaceiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Klop, E.A., Duisenberg, A.J.M., Spek, A.L. (1983) Reinvestigation of the structure of calcium copper acetate hexahydrate, CaCu(C2H3O2)4.6H2O. Acta Crystallographica: C39: 1342-2344.
Hibbs, D.E., Kolitsch, U., Leverett, P., Sharpe, J.L., Williams, P.A. (2002) Hoganite and paceite, two new acetate minerals from the Potosi mine, Broken Hill, Australia. Mineralogical Magazine: 66: 459-464.
Frost, R.L., Musumeci, A.W., Waclawik, E.R. (2007) A spectroscopic study of the mineral paceite (calcium acetate). Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy: 67(3-4): 649-661.

Internet Links for PaceiteHide

Localities for PaceiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia (TL)
 
  • New South Wales
    • Yancowinna Co.
      • Broken Hill district
        • Broken Hill
D. E. Hibbs, U. Kolitsch, P. Leverett, J. L. Sharpe and P. A. Williams (2002): Hoganite and paceite, two new acetate minerals from the Potosi mine, Broken Hill, Australia. Mineralogical Magazine 66, 459-464.
Mineral and/or Locality  
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