Encyclopedia > Goethite

Article Content

Goethite

Goethite is hydrated iron oxide[?], FeO(OH). Its hardness ranges from 5.0 to 5.5, and its specific gravity varies from 3.3 to 4.3. It is not generally considered very interesting as a mineral specimen; its main use is as an iron ore.

Featured Article

Flapper

... facing death each day had not left them eager to take on a traditional lifestyle, either. More importantly, vast numbers of men did not return from the war, leaving a ...