Pentlandite
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Pentlandite is an iron–nickel sulfide with the chemical formula 9S8. Pentlandite has a narrow variation range in nickel to iron ratios, but it is usually described as 1:1. In some cases, this ratio is
3.1 × 2.6 cm mass of pentlandite with some pyrrhotite
Pentlandite in pyrrhotite, ore specimen from the Sudbury Basin (field of view 3.4 cm)
Pentlandite specimen from Kambalda, Western Australia
Pentlandite occurring with pyrrhotite, chalcopyrite, and magnetite. Specimen from Sudbury, Ontario, Canada
Sulfide mineral
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The sulfide minerals are a class of minerals containing sulfide or disulfide as the major anion. Some sulfide minerals are economically important as metal ores. The sulfide class also includes the sel
Pentlandite
…shape of thin veins or "flames". Although pentlandite is an opaque mineral, it exhibits a strong light creamy reflectance. Pentlandite occurs alongside sulfide minerals such as bravoite, chalcopyrite, cubanite, millerite, pyrrhotite, valleriite, as well as other minerals like chromite, ilmenite, magnetite, and sperrylite…
Pyrite
Stibnite
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