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Ziesite

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About ZiesiteHide

Emmanuel G. Zies
Formula:
β-Cu2(V2O7)
Colour:
Black, white in reflected light
Lustre:
Metallic
Crystal System:
Monoclinic
Name:
Named in honor of Emmanuel George Zies (26 September 1884, Baltimore, Maryland, USA - 26 April 1981), chemist and vulcanologist at the Carnegie Institute of Washington (USA).

Classification of ZiesiteHide

Approved
Approval Year:
1979
First Published:
1980
8.FA.10

8 : PHOSPHATES, ARSENATES, VANADATES
F : Polyphosphates, Polyarsenates, [4]-Polyvanadates
A : Polyphosphates, etc., without OH and H2O; dimers of corner-sharing RO4 tetrahedra.
38.5.5.2

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
5 : Miscellaneous
21.1.8

21 : Vanadates (and vanadates with arsenate or phosphate)
1 : Vanadates of the alkalis and Cu

Physical Properties of ZiesiteHide

Metallic
Transparency:
Opaque
Colour:
Black, white in reflected light
Streak:
Red-brown

Chemical Properties of ZiesiteHide

Formula:
β-Cu2(V2O7)
IMA Formula:
Cu2V5+2O7

Crystallography of ZiesiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 7.68 Å, b = 8 Å, c = 10.09 Å
β = 110.27°
Ratio:
a:b:c = 0.96 : 1 : 1.261
Unit Cell V:
581.54 ų (Calculated from Unit Cell)

Type Occurrence of ZiesiteHide

Reference:
Hughes, J.M., Birnie, R.W. (1980) Ziesite, ß-Cu2V2O7, a new copper vanadate and fumarole temperature indicator. American Mineralogist: 65: 1146-1149.

Synonyms of ZiesiteHide

Other Language Names for ZiesiteHide

German:Ziesit
Russian:Цизит
Spanish:Ziesita

Related Minerals - Nickel-Strunz GroupingHide

8.FA.05Blossiteα-Cu2(V2O7)Orth. mm2 : Fdd2
8.FA.15ChervetitePb2(V2O7)Mon.
8.FA.15UM1999-17:O:PbVPb4(VO4)2O
8.FA.20Pyrocoproite(K,Na)2Mg(P2O7)Mon.
8.FA.20PyrophosphiteK2Ca(P2O7)Mon.
8.FA.25Petewilliamsite(Ni,Co)30(As2O7)15Mon. 2 : B2

Related Minerals - Dana Grouping (8th Ed.)Hide

38.5.5.1ChervetitePb2(V2O7)Mon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

21.1.1MetamuniriteNaVO3Orth.
21.1.2MuniriteNaVO3 · 1.9H2OMon.
21.1.3Barnesite(Na,Ca)V6O16 · 3H2OMon. 2/m : P2/m
21.1.4Bannermanite(Na,K)0.7V4+0.7V5+5.3O15Mon. 2/m : B2/m
21.1.5HowardevansiteNaCuFe2(VO4)3Tric. 1 : P1
21.1.6HuemuliteNa4Mg(V10O28) · 24H2OTric.
21.1.7Blossiteα-Cu2(V2O7)Orth. mm2 : Fdd2
21.1.9StoiberiteCu5(VO4)2O2Mon.
21.1.10McbirneyiteCu3(VO4)2Tric.
21.1.11FingeriteCu11(VO4)6O2Tric. 1 : P1
21.1.12VolborthiteCu3(V2O7)(OH)2 · 2H2OMon. 2/m : B2/m
21.1.13TangeiteCaCu(VO4)(OH)Orth. 2 2 2 : P21 21 21
21.1.14VésigniéiteBaCu3(VO4)2(OH)2Mon. 2/m : B2/m
21.1.15LyonsiteCu3Fe4(VO4)6Orth.

Other InformationHide

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 ZiesiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hughes, J.M., Birnie, R.W. (1980) Ziesite, ß-Cu2V2O7, a new copper vanadate and fumarole temperature indicator. American Mineralogist: 65: 1146-1149.
Hughes, J.M., Brown, M.A. (1989) The crystal structure of ziesite, β-Cu2V2O7, a thortveitite-type structure with a non-linear X-O-X inter-tetrahedral bond. Neues Jahrbuch für Mineralogie, Monatshefte: 1989: 41-47.
Krivovichev, S.V., Filatov, S.K., Cherepansky, P.N., Armbuster, T., Pankratova, O.Y. (2005) Crystal structure of γ-Cu2V2O7 and its comparison to blossite (α-Cu2V2O7) and ziesite (β-Cu2V2O7). The Canadian Mineralogist: 43: 671-677.
Yashima, M., Suzuki, R.O. (2009) Electronic structure and magnetic properties of monoclinic β-Cu2V2O7: A GGA+U study. Physical Review B: 79: 125201-6.
Crystallography Reports: 277C: 1101-1104.

Internet Links for ZiesiteHide

Localities for ZiesiteHide

ⓘ - 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.
El Salvador (TL)
 
  • Sonsonate Department
[Amer.Min.(1980) 65, 1146-1149; MinRec 18:339]; Amer.Min.(1983) 68, 634-641
Mineral and/or Locality  
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