Mineralogical Magazine; April 2004; v. 68; no. 2;
p. 395-411; DOI: 10.1180/0026461046820194
© Mineralogical Society of Great Britain and Ireland
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FIG. 4. SEM images of ore minerals: (a) ?tellurobismuthite within pentlandite; (b) euhedral cobaltite-gersdorffite grain enclosed within pyrrhotite with hessite grain (hs) and rim (arrowed) at the margin; (c) relict niccolite grain (nc) partially replaced and overgrown by gersdorffite (gf); (d) weathered niccolite (nc) and annabergite (an) with a euhedral gersdorffite (gf1) grain surrounded by a gersdorffite rim (gf2); (e) subhedral niccolite grain enclosing euhedral gersdorffite; (f) euhedral gersdorffite (gf1) and chalcopyrite (ccp) partially rimmed by gersdorffite (gf2).
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