
Izitshalo zokuphosa imayini zidlala indima ebalulekile embonini yokumba, ziguqula imayini el raw ibe ngmateriyeli ongawusebenzisa ukuze iphumelele ukusebenza. Nokho, njengazo zonke izinqubo zezimboni, lezi zitshalo zikhupha udoti. Ukuqonda izinhlobo zodoti ezikhiqizwayo, umphumela wazo, kanye nezicwangciso zokuphatha kubalulekile ukuze kuthuthukiswe ukusebenza nokunciphisa umthelela kwendawo.
Izitshalo zokuphonsa ama-ore zenza izinhlobo ezihlukene zenkunkuma, ngayinye inezici ezihlukile kanye nemiphumela:
Imfucuza ethunyelwe ezinqolobaneni zokuphosa ingaba nemiphumela emikhulu emvelweni:
Ukuphathwa kahle kwemfucumfucu kubalulekile ukuze kuncishiswe umthelela wemvelo wezindawo zokucubuza amalungelo. Nawa amasu ambalwa:
Imfucumfucu ekhiqizwa yizitshalo zokuphulula imivithi iyahlukahluka futhi ingaba nomthelela omkhulu endaweni uma ingaphathwa kahle. Ngokuqonda izinhlobo zemfucumfucu nasekufakeni izindlela zokuphatha ezisebenzayo, ukusebenza kokumbiwa kwamaminerali kunganciphisa imithelela yawo endaweni futhi kukhuthaze ukuzinza. Ukuthuthuka okuqhubekayo nokulandela amazinga okuphatha akhona kubalulekile ekuphathweni kwemfucumfucu ngendlela efanele embonini yokumbiwa kwamaminerali.