Limonite and Goethite in the Laterite Profile

Limonite

Limonite is a non-crystalline mineral colloid. It can be found as stalactitic botryoidal or mammillary forms, but most commonly in laterite areas simply as an earthy mass. The colour in its earthy form is brownish yellow to ochre brown.

The term “Limonite” for a specific mineral species is no longer acceptable. At present the term “Limonite” designates various iron hydroxides that