Greigite is a mineral with the chemical formula Fe3S4, which indicates that it is a type of iron sulfide. It is a rare mineral and is often associated with other iron sulfides such as pyrite (FeS2) and marcasite. Greigite has a distinctive black or dark gray color and typically occurs in sedimentary environments, often found in association with organic matter.

Articles by others on the same topic (0)

There are currently no matching articles.