Shuka Nauyin Zinariya

Akwai shahararrun hanyoyin guda uku don samun samfuran gwal: cyanidation, rabuwar nauyi na zinariya da haɗuwa. Kowace hanya tana da fa'ida da rashin amfani kuma ta dace da ma'adinai daban-daban, da yanayin muhalli na gida. Niƙa rigar kwanon ruwa ya kasance muhimmin injin niƙa don cin gajiyar tama mai nauyi na gwal da haɗakarwa a Afirka da Kudancin Amurka don ƙaramin saka hannun jari fiye da injin ball da sauƙin aiki.

Amfanin nauyi, azaman hanyar sarrafa ma'adinai mai mahimmanci, yana da fa'idodin tsari mai sauƙi, ƙarancin saka hannun jari, abokantaka na muhalli, daidaitawa mai ƙarfi (mai ikon sarrafa nau'ikan nau'ikan ƙarfe). A nan mun yafi magana game da aiki tsari na ball niƙa nauyi fa'ida samar line.