Cobaltoan, also spelled as "kobaltoan," refers to a mineral or compound that contains cobalt. Some synonyms for cobaltoan include cobaltous, cobaltiferous, and cobaltic. These terms describe substances that consist of or are related to cobalt in different ways. Cobaltous refers to compounds where cobalt has a +2 oxidation state, while cobaltic refers to those with a +3 oxidation state. Cobaltiferous is used to describe minerals that contain cobalt as a trace element, and is often used when referring to geological samples. These synonyms are crucial in scientific research, where precise language and terminology are needed to describe the properties and characteristics of various substances.