Gothite is a mineral that is composed of iron oxide and hydroxide. It is commonly known as bog iron ore. Synonyms for gothite include limonite, yellow iron ore, brown hematite, and brown iron ore. Limonite is derived from the Greek word meaning meadow from the yellow color that it often has. Yellow iron ore is so-called because of its color and can be found along with other iron ores. Brown hematite is named after the Greek word for blood because of its red-brown color. Brown iron ore is a common terrestrial iron ore that is often found in bogs and marshes. Overall, the many synonyms for gothite illustrate the variety and diversity within mineralogy.