- ochreous iron ore
- ochreous iron ore BM Eisenocker m, ockeriger Brauneisenstein m
English-German dictionary of Architecture and Construction. 2013.
English-German dictionary of Architecture and Construction. 2013.
ocher — or ochre noun Etymology: Middle English oker, from Middle French & Latin; Middle French ocre, from Latin ochra, from Greek ōchra, from feminine of ōchros yellow Date: 14th century 1. an earthy usually red or yellow and often impure iron ore used… … New Collegiate Dictionary