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CU9FE9S16 [1 record]

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Record 1 2012-04-18

English

Subject field(s)
  • Mineralogy
Universal entry(ies)
Cu9Fe9S16
formula, see observation
DEF

Tetragonal sulfide of iron and copper.

CONT

Under reflected light mooihoekite and haycockite have a color similar to that of chalcopyrite in a freshly polished section. Mooihoekite tarnishes, however, on exposure to air through different hues of pinkish brown to a heavy purplish color but at a rate slower than that reported for talnakhite. ... Mooihoekite is weakly anisotropic, whereas haycockite is weakly to moderately anisotropic.

OBS

Chemical formula: Cu9Fe9S16

French

Domaine(s)
  • Minéralogie
Entrée(s) universelle(s)
Cu9Fe9S16
formula, see observation
DEF

Sulfure de fer et de cuivre, quadratique.

OBS

Formule chimique : Cu9Fe9S16

Spanish

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