Waxyaalaha soo socda mid kasta u kala saaro inuu yahay cunsur ama macdan: oksijiin, cobalt, fosfooras, nitrogen, graphite, quartz, carbon, iyo dhoobo.
Oksijiin, cobalt, nitrogen, iyo kaarboon waa cunsur. Phosphorus, graphite, quartz, iyo dhoobo waa macdan.