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Also given as (Cu,Ag)3-4(Bi,Pb)7-8S13
Crystal System:
Named for the mineralogist and crystallographer W. Gus Mumme (CSIRO, Melbourne, Australia) who first studied the mineral and who worked on sulfosalts.
This page provides mineralogical data about Mummeite.

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Classification of MummeiteHide


2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
A : Galena derivatives with little or no Pb

8 : 1 < ø < 2

Physical Properties of MummeiteHide


Chemical Properties of MummeiteHide


Also given as (Cu,Ag)3-4(Bi,Pb)7-8S13
IMA Formula:

Crystallography of MummeiteHide

Crystal System:
Cell Parameters:
a = 13.47(1) Å, b = 4.06(1) Å, c = 21.63(1) Å
β = 92.9(1)°
a:b:c = 3.318 : 1 : 5.328
Unit Cell V:
1,181.39 ų (Calculated from Unit Cell)
Massive, granular, lath-like.
Suggested space groups: C2/m or Cm (Karup-Møller & Makovicky, 1992). "Cuproplumbian mummeite" has a = 13.48(1), b = 4.06(1), c = 21.72(1) A, β = 93.9(1)° (Karup-Møller & Makovicky, 1992). A sample from the Mike mine has: a = 13.41, b = 4.05, c = 21.51 Å, β = 94.5° (Mumme, 1990). Synthetic Ag3.5Bi7.5S13 has space group C2/m, a = 13.3237(2), b = 4.0455(4), c = 21.484(3) Å, β = 92.90 (1)° (Poudeu Poudeu and Ruck, 2005).

Type Occurrence of MummeiteHide

Synonyms of MummeiteHide

Other Language Names for MummeiteHide

Simplified Chinese:块硫铋铅银矿

Relationship of Mummeite to other SpeciesHide

Other Members of this group:
BenjaminiteAg3Bi7S12Mon. 2/m : B2/m
CupromakopavoniteAg3Cu8Pb4Bi19S38Mon. 2/m : B2/m
CupromakovickyiteCu4AgPb2Bi9S18Mon. 2/m : B2/m
CupropavoniteCu0.9Ag0.5Pb0.6Bi2.5S5 Mon. 2/m : B2/m
DantopaiteCu1.06Ag4.24Pb0.9Bi12.23S21.89Te0.11Mon. 2/m : B2/m
MakovickyiteCu1.12Ag0.81Pb0.27Bi5.35S9Mon. 2/m
PavoniteAgBi3S5Mon. 2/m : B2/m

Related Minerals - Nickel-Strunz GroupingHide

2.JA.05eBenjaminiteAg3Bi7S12Mon. 2/m : B2/m
2.JA.05aCupropavoniteCu0.9Ag0.5Pb0.6Bi2.5S5 Mon. 2/m : B2/m
2.JA.05iLivingstoniteHgSb4S6(S2)Mon. 2/m : B2/b
2.JA.05dMakovickyiteCu1.12Ag0.81Pb0.27Bi5.35S9Mon. 2/m
2.JA.05aPavoniteAgBi3S5Mon. 2/m : B2/m
2.JA.05bGrumipluciteHgBi2S4Mon. 2/m : B2/m
2.JA.05dCupromakovickyiteCu4AgPb2Bi9S18Mon. 2/m : B2/m
2.JA.05cKudriavite(Cd,Pb)Bi2S4Mon. 2/m : B2/m
2.JA.05aCupromakopavoniteAg3Cu8Pb4Bi19S38Mon. 2/m : B2/m
2.JA.05DantopaiteCu1.06Ag4.24Pb0.9Bi12.23S21.89Te0.11Mon. 2/m : B2/m
2.JA.10aCuprobismutiteCu8AgBi13S24Mon. 2/m : B2/m
2.JA.10dPizgrischite(Cu,Fe)Cu14PbBi17S35Mon. 2/m : B2/m
2.JA.10bKupčíkiteCu3.4Fe0.6Bi5S10Mon. 2/m : B2/m
2.JA.15CuboargyriteAgSbS2Iso. m3m (4/m 3 2/m)
2.JA.20BohdanowicziteAgBiSe2Trig. 3m (3 2/m) : P3m1

Related Minerals - Dana Grouping (8th Ed.)Hide 2/m : B2/m 2/m 2/m : B2/m,Pb,Fe)8(Sb,Bi)2S17Mon. Mon. 2/m : B2/m 2/m : B2/m

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 MummeiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Mumme, W.G. (1990): A note on the occurrence, composition and crystal structures of pavonite homologous series members 4P, 6P, and 8P. Neues Jahrbuch für Mineralogie, Monatshefte 1990, 193-204. (as unnamed 8P member) [Abs. in American Mineralogist 76 (1991) 665-671]
Karup-Møller, S., Makovicky, E. (1992): Mummeite - A new member of the pavonite homologous series from Alaska mine, Colorado. Neues Jahrbuch für Mineralogie, Monatshefte 1992, 555-576. [Abs. in American Mineralogist, 78 (1993), 845-849]
New Minerals (1997), New Minerals 1990-1994.
Poudeu Poudeu, P.F. and Ruck, M. (2005): Ag3.5Bi7.5S13, a new member (N = 8) of the homologous series [Bi2S3]2·[AgBiS2](N−1)/2. Acta Crystallographica C61, i41-i43. [synthetic, Cu-free sample]

Internet Links for MummeiteHide

Localities for MummeiteHide

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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - 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.
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
Voudouris, P., Melfos, V, Spry, P.G., Bonsall, T.A., Tarkian, M. & Solomon, Ch. (2008): Carbonate-replacement Pb-Zn-Ag+/-Au mineralization in the Kamariza area, Lavrion, Greece: Mineralogy and thermochemical conditions of formation. Mineralogy & Petrology 94, 85-106.
Voudouris, P. & Economou-Eliopoulus, M. (2003): Mineralogy and chemistry of Cu-rich ores from the Kamariza carbonate-hosted deposit (Lavrion), Greece. In: Eliopoulos et al. (Eds.): Mineral Exploration and Sustainable Development. Millpress, Rotterdam, 1039-1042. ; VOUDOURIS, P. (2005): Gold and silver mineralogy of the Lavrion deposit Attika/Greece. In: Mao, J.W. and Bierlein, F.P. (Eds.): Mineral deposit research: Meeting the global challenge. Springer, Berlin, 1089-1092.
  • Banská Bystrica Region
Ďuďa R.,Kotuľak P., Káňa R., 1993: Bergbau und Mineralien von Banská Štiavnica (Schemnitz), Slowakei. Emser Hefte, 14, 3, 1-70, Haltern
    • Žarnovica Co.
      • Hodruša-Hámre (Hodritsch)
Jeleň, S., Pršek, J., Kovalenker, V. A., Topa, D., Sejkora, J., Števko, M., & Ozdín, D. (2012). Bismuth Sulfosalts Of The Cuprobismutite, Pavonite And Aikinite Series From The Rozália Mine, Hodruša–Hámre, Slovakia. The Canadian Mineralogist, 50(2), 325-340.
  • Žilina Region
    • Liptovský Mikuláš Co.
In the collection of Brent Thorne. Dealer label by Sonke Stolze.
  • Colorado
    • San Juan Co.
Mumme, W.G. (1990): A note on the occurrence, composition and crystal structures of pavonite homologous series members 4P, 6P, and 8P. Neues Jahrbuch für Mineralogie, Monatshefte 1990, 193-204. (as unnamed 8P member; see abs. in American Mineralogist 76 (1991) 665-671; see also American Mineralogist, 78 (1993), 845-849); Minerals of Colorado (1997) E.B. Eckels
      • Poughkeepsie Gulch
        • Alaska Basin
Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).
      • Red Mountain District
        • Poughkeepsie Gulch
Minerals of Colorado (1997) E.B. Eckels
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