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Dürfeldtite

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Formula:
Pb(Ag,Cu,Fe)MnSb2S6
Colour:
Light gray
Lustre:
Metallic
Hardness:
Specific Gravity:
5.4
Name:
Named after Richard Dürfeld, Metallurgist.
Probably a mixture. Formula approximate.


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Physical Properties of DürfeldtiteHide

Metallic
Transparency:
Opaque
Colour:
Light gray
Hardness:
2½ on Mohs scale
Density:
5.4 g/cm3 (Measured)    

Chemical Properties of DürfeldtiteHide

Formula:
Pb(Ag,Cu,Fe)MnSb2S6

Crystallography of DürfeldtiteHide

Morphology:
Masses with indistinct fibrous structure.

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 DürfeldtiteHide

Reference List:
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Raimondi (1878): 125.
Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 413.

Internet Links for DürfeldtiteHide

Localities for DürfeldtiteHide

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.
Peru
 
  • Lima Department
    • Cajatambo Province
      • Auquimarca
Palache et al (1944), Dana's System of Min., seventh ed., vol. 1: 413-414.
Mineral and/or Locality  
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