Kopo:
Moqolo o silang o nang le khatello e phahameng ea koloi e le 'ngoe e etselitsoe ka ho khetheha ho sila likotopo tsa samente, manya a liminerale, litšepe tsa tšepe joalo-joalo.
li-granules tse nyane, ho pshatla liminerale tsa tšepe (tšepe, manganese ores, koporo, lead-zinc ores, vanadium ores le tse ling)
ho sila liminerale tseo e seng tsa tšepe (li-gangues tsa mashala, feldspar, nephe-line, dolomite, limestone, quartz, joalo-joalo) hore e be phofo .