Qaybaha ugu muhiimsan ee muraayadaha midabka leh waa ciid quartz oo la safeeyey iyo potassium feldspar, albite, oxide lead (qeybta aasaasiga ah ee galaaska), cusbada (potassium nitrate: KNO3; qaboojinta), biraha alkali, biraha dhulka alkaline (magnesium chloride: MgCl, gargaarka dhalaalidda). , cimri dherer kordhinaya), aluminium oxide...
Akhri wax dheeraad ah