mispickel

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Related to arsenopyrite: pyrrhotite, molybdenite

mispickel

arsenical pyrites, an iron-rich ore containing a high content of arsenic. Fumes from an industrial plant handling the ore can cause local chronic arsenic poisoning in livestock.
References in periodicals archive ?
The probable hypotheses of arsenic contamination in groundwater, like the oxidation of Arsenopyrite and Pyrites and the reduction of Iron Oxyhydroxides, explain the arsenic contamination problem in Bangladesh well.
The secondary coating extends several microns from the arsenopyrite grain boundary (Fig.
Mineralisation consists of pyrite and arsenopyrite, sulphides of zinc and copper, antimonite, silver sulphosalts and native gold.
25-meter sulfide-bearing zone containing pyrite, chalcopyrite and arsenopyrite as veins, veinlets, disseminations, and breccias in the interval of 111.
Callinex plans to conduct metallurgical testing in calendar Q4 2016 to further define the relationship between gold and arsenopyrite, as indicated by previous test work completed during the 1980s.
Sample FFSB (Table 1), High grade quartz-sulphide (abundant arsenopyrite, pyrite, galena) from the dump by the main shaft, assayed 76.
Fine sulphide minerals, including arsenopyrite, were observed in association with carbonate veining and alteration in the two samples.
The drill hole encountered quartz carbonate veins with arsenopyrite and pyrite, and the distinctive sericite alteration of the Ben Vein zone was encountered at 114.
In the Terrace Creek system with high gold grades, insufficient arsenopyrite is formed to encapsulate the gold and hence discrete gold grains have formed in and around the pyrite crystals.
Pyrite or arsenopyrite is absent or very rare in aquifer sediments from the Bengal Basin (Acharyya et al.