Mutsara 1: Troilite inonzi iron sulphide mineral ine fomu iri nyore yeFeS. Mutsara wechipiri: Troilite inonzi iron sulfide mineral ine fomu isingawanzowaniki yeFeS. Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
Kwete