(Table 1, page 643) Spectrochemical analyses of samples from dredge haul AMPH...

Along with specimens of manganese oxides and basalt, rocks containing more than 30 percent iron by weight and consisting mainly of poorly crystallized goethite have been dredged...与氧化锰标本及玄武岩标本一同被拖网采集的，还有铁含量按重量计超过30%、且主要由低结晶度针铁矿（goethite）构成的岩石。