gossan的音标：gossan的英式发音音标为：['gɒsn]gossan的美式发音音标为：['gɒsn]...

Both lateritic deposit and gossan deposit are of weathering origin.红土型金矿床、铁帽型金矿床同属风化淋滤成因的残坡积表生金矿床.Exploration markers includes hot - water sedimentary rocks, gossan wall - rock alteration, and geophysical and geochemical...

n.铁帽...