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世界最好钻石深埋大西洋海底 8000万克拉待开采
source link: http://tech.sina.com.cn/d/n/2017-11-02/doc-ifynmzrs6015313.shtml
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参考消息网10月31日报道美媒称，世界上最好的钻石来自海洋。早在恐龙还在地球上漫步时，它们就被非洲南部汹涌的奥兰治河从河床中翻卷了出来，去往大西洋的颠沛旅程让它们得到打磨，并碾碎任何有缺陷的石块，确保只有最坚硬、最优质的钻石留存下来。据美国
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