Muraayadaha waa walxo aan bir ahayn oo aan dabiici ahayn.Guud ahaan waxaa laga sameeyaa macdano kala duwan oo aan dabiici ahayn (sida quartz ciid, borax, boric acid, barite, barium carbonate, limestone, feldspar, ash soda, iwm.) oo ah alaabta ceeriin ee ugu muhiimsan, iyo qadar yar oo ah alaabta ceeriin ee caawimada ah. lagu daray....
Akhri wax dheeraad ah