The heavyweight of the hydraulic shovels here, Caterpillar's 6090 FS is listed at about 1,000 metric tons in face shovel form, some 190 more than the R 9800. Its heaped bucket holds 52 cubic meters and carries about 93.6 metric tons a pass, driven by two Cummins QSK60 diesels with 4,500 hp between…