美在阿富汗发现稀土 藏量世上最大 够全球10年所需
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美在阿富汗发现稀土 藏量世上最大 够全球10年所需 中新网
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中新网9月26日电
据香港《文汇报》26日报道,美国地质勘探局(USGS)据报在阿富汗西南部一个死火山底下,发现可能是世上历来最大的稀土矿藏,包括镧、铈和钕等,估计藏量足够供全球10年所需,总值或达530亿英镑(约6393亿港元)。由于尚有更深地层未被勘探,实际蕴藏量或将远远超出估计,势必引起各国及矿业巨擘垂涎。
该稀土矿位于赫尔曼德省克汗奈欣死火山,USGS团队目前已勘探火山表面330英尺、共约13亿吨岩石,估计在这之下还有更多矿藏。钕可制造强力磁铁,是电动车等重要原材料,市价每磅135英镑(约1628港元)。
由于赫尔曼德省是塔利班根据地,科学家工作时都要小心翼翼。他们乘直升机到火山口,采集样本时有海军陆战队保护。
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