pentlandite in English
Some older analyses show the presence of small amounts of NJ, Co, and Cu, but these are almost invariably found to reflect the presence of tiny exsolved grains of such minerals as chalcopyrite and pentlandite .
Use "pentlandite" in a sentence
1. The basic behavior of self-induced flotation and externally controlled voltages flotation of pentlandite was investigated.
2. However, the self-induced floatability of pentlandite can not be realized and even hardly be improved by externally controlled voltages in alkaline condition.
3. It was shown that pentlandite exhibit good self-induced floatability in the acidic condition and the self-induced floatability can be changed under externally controlled voltages.
4. It occurs in association with native gold and magnetite in placers; with copper, heazlewoodite, pentlandite, violarite, chromite, and millerite in peridotites; with kamacite, allabogdanite, schreibersite and graphite in meteorites.
5. Two significant alteration assemblages are amphibole (actinolite) + epidote + chlorite + quartz ± albite ± K-feldspar ± calcite adjacent to Cu-rich veins in the Deep Copper Zone of Strathcona mine and the nearby Barnet property, and amphibole (actinolite to ferro-actinolite) + epidote + titanite + pentlandite + pyrite ±quartz ± magnetite in the Fraser mine Epidote Zone.