Answer: basemetal

AnswerCrossword Clue
BASEMETALTin or zinc, e.g.
BASEMETALMost of an alloy
BASEMETALCopper or tin, to bronze
BASEMETALIron or copper.
BASEMETALZinc, e.g.
BASEMETALLead, e.g.
BASEMETALAlloy's principal component
BASEMETALAlchemist's starting point