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 ironore.
... profits were made on the sale of their show tapes.
Starting in 1991 the Grateful Dead has released numerous live concerts from their archives in two concurrent series: ...