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Stoiberite

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Richard E. Stoiber
Formula:
Cu5(VO4)2O2
System:
Monoclinic
Colour:
Black
Lustre:
Metallic
Name:
Named by R.W. Birnie and J.M. Hughes in 1979 in honor of Richard Edwin Stoiber (27 January 1911, Cleveland, Ohio, USA - 9 February 2001, Norwich, Vermont, USA), vulcanologist and Professor of Geology, Dartmouth College, Hanover, New Hampshire, USA.

Classification of Stoiberite

Approved
Approval Year:
1979
8.BB.75

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
41.4.5.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
4 : (AB)5(XO4)2Zq
21.1.9

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

Physical Properties of Stoiberite

Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Black

Chemical Properties of Stoiberite

Formula:
Cu5(VO4)2O2
IMA Formula:
Cu5O2(VO4)2
Elements listed in formula:

Crystallography of Stoiberite

Crystal System:
Monoclinic
Cell Parameters:
a = 15.65 Å, b = 6.05 Å, c = 8.38 Å
β = 102.29°
Ratio:
a:b:c = 2.587 : 1 : 1.385
Unit Cell Volume:
V 775.26 ų (Calculated from Unit Cell)

Type Occurrence of Stoiberite

Relationship of Stoiberite to other Species

8.BB.XArsenowagneriteMg2(AsO4)F
8.BB.05AmblygoniteLiAl(PO4)F
8.BB.05MontebrasiteLiAl(PO4)(OH)
8.BB.05TavoriteLiFe3+(PO4)(OH)
8.BB.10Triplite(Mn2+,Fe2+)2(PO4)(F,OH)
8.BB.10Zwieselite(Fe2+,Mn2+)2(PO4)F
8.BB.15SarkiniteMn22+(AsO4)(OH)
8.BB.15Triploidite(Mn2+,Fe2+)2(PO4)(OH)
8.BB.15Wagnerite(Mg,Fe2+)2(PO4)F
8.BB.15Wolfeite(Fe2+,Mn2+)2(PO4)(OH)
8.BB.15Stanĕkite(Mn2+,Fe2+,Mg)Fe3+(PO4)O
8.BB.15JoosteiteMn2+(Mn3+,Fe3+)(PO4)O
8.BB.15HydroxylwagneriteMg2(PO4)(OH)
8.BB.20HoltedahliteMg2(PO4)(OH)
8.BB.20Satterlyite(Fe2+,Mg,Fe)12(PO4)5(PO3OH)(OH,O)6
8.BB.25AlthausiteMg4(PO4)2(OH,O)(F,☐)
8.BB.30AdamiteZn2(AsO4)(OH)
8.BB.30EveiteMn22+(AsO4)(OH)
8.BB.30LibetheniteCu2(PO4)(OH)
8.BB.30OliveniteCu2(AsO4)(OH)
8.BB.30ZincolibetheniteCuZn(PO4)(OH)
8.BB.30ZincoliveniteCuZn(AsO4)(OH)
8.BB.30AuriacusiteFe3+Cu2+(AsO4)O
8.BB.35ParadamiteZn2(AsO4)(OH)
8.BB.35TarbuttiteZn2(PO4)(OH)
8.BB.40BarbosaliteFe2+Fe23+(PO4)2(OH)2
8.BB.40HentscheliteCuFe23+(PO4)2(OH)2
8.BB.40Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
8.BB.40ScorzaliteFe2+Al2(PO4)2(OH)2
8.BB.40WilhelmkleiniteZnFe23+(AsO4)2(OH)2
8.BB.45TrolleiteAl4(PO4)3(OH)3
8.BB.50NamibiteCu(BiO)2(VO4)(OH)
8.BB.55Phosphoellenbergerite(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6
8.BB.60UrusoviteCuAl(AsO4)O
8.BB.65TheoparacelsiteCu3(As2O7)(OH)2
8.BB.70TuraniteCu5(VO4)2(OH)4
8.BB.80FingeriteCu11(VO4)6O2
8.BB.85AverieviteCu6(VO4)2O2Cl2
8.BB.90LipscombiteFe2+Fe23+(PO4)2(OH)2
8.BB.90RichelliteCaFe23+(PO4)2(OH,F)2
8.BB.90ZinclipscombiteZnFe23+(PO4)2(OH)2
21.1.1MetamuniriteNaVO3
21.1.2MuniriteNaVO3 · 1.9H2O
21.1.3Barnesite(Na,Ca)V6O16 · 3H2O
21.1.4Bannermanite(Na,K)0.7V4+0.7V5+5.3O15
21.1.5HowardevansiteNaCuFe2(VO4)3
21.1.6HuemuliteNa4Mg(V10O28) · 24H2O
21.1.7Blossiteα-Cu2(V2O7)
21.1.8Ziesiteβ-Cu2(V2O7)
21.1.10McbirneyiteCu3(VO4)2
21.1.11FingeriteCu11(VO4)6O2
21.1.12VolborthiteCu3(V2O7)(OH)2 · 2H2O
21.1.13TangeiteCaCu(VO4)(OH)
21.1.14VésigniéiteBaCu3(VO4)2(OH)2
21.1.15LyonsiteCu3Fe4(VO4)6

Other Names for Stoiberite

Name in Other Languages:

Other Information

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 Stoiberite

Reference List:
Thompson, W. (1967) Report of the Dartmouth Geology '66 trip to Guatemala and El Salvador. Rocks and Minerals: 42: 420.

Shannon, R.D., Calvo, C. (1973) Crystal structure of Cu5V2O10. Acta Crystallographica: B29: 1338-1345.

Birnie, R.W., Hughes, J.M. (1979) Stoiberite, Cu5V2O10, a new copper vanadate from Izalco volcano, El Salvador, Central America. American Mineralogist: 64: 941-944.

Internet Links for Stoiberite

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https://www.mindat.org/min-3792.html
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Localities for Stoiberite

This 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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
El Salvador (TL)
 
  • Sonsonate Department
AM 64 (1979), 941; HB3 (1997); Amer.Min.(1983) 68, 634-641
Germany
 
  • Thuringia
    • Gera
      • Ronneburg U deposit
EDX and XRD confirmed by Dr. Th. Witzke, ex Rüger-collection
Mineral and/or Locality  
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