(5)寧蕪—廬樅地區(qū)
分布于江蘇南京、江寧、六合和安徽馬鞍山、繁昌、當(dāng)涂、廬江、和縣以及銅陵等市、縣。鐵礦主要為“玢巖式”火山-次火山巖型鐵礦床,其次為接觸交代-熱液型鐵(銅)礦床。有大、中、小型礦床81處,其中大型8處。合計(jì)保有儲量(A+B+C+D級)21.4億t。已開采的重點(diǎn)礦山有江蘇梅山和安徽凹山、姑山、桃沖等,1996年末鐵礦開采能力1080萬t。正在建設(shè)的大型鐵礦2處(馬鞍山高村和廬江龍橋)。尚未開發(fā)利用的大型鐵礦有3處:即廬江羅河鐵礦,儲量3.4億t,TFe品位35.8%;馬鞍山和尚橋鐵礦,儲量1.76億t,TFe品位23%;當(dāng)涂白象山鐵礦,儲量1.46億t,TFe品位39.4%。 鐵礦分布于遼寧鞍山、本溪和遼陽3市,東西長85km,南北寬60km,面積約5000km2。鐵礦床幾乎全為“鞍山式”沉積變質(zhì)型。有大、中、小型鐵礦床53處,其中大型19處。合計(jì)保有鐵礦石儲量(A+B+C+D級)106.5億t。已開采的大型鐵礦山有:鞍山齊大山、大孤山、東鞍山、眼前山和本溪南芬、歪頭山、北臺以及遼陽弓長嶺鐵礦等,1996年末鐵礦開采能力3955萬t。另外,可供設(shè)計(jì)與規(guī)劃建設(shè)的大型鐵礦床有紅旗、賈家堡子、棉花堡子等。
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