位置：中游情绪：中性参考度：1/10
据BNAmericas报道，巴西稀土公司（BRE）罗查项目阿尔托山矿床扩边钻探获高品位稀土矿体，其中见总稀土氧化物（TREO）品位达35.3%的矿体。最新样品分析显示，115米深处见矿28米，TREO品位19.4%；74米深处见矿24米，品位17.4%；中心矿段最大累计厚度43米。
该矿稀土品位异常高，重稀土镝铽氧化物品位达0.305%，钇品位最高10.975ppm；伴生矿中铌氧化物品位1.7%、钪0.0303%、钽0.0612%、铀0.4047%。32372米钻探采集的1545个样品中，TREO平均品位14.4%，铌0.4290%，铀0.1849%。
此次钻探使矿体沿走向延伸300米，南北总长度至少1.2公里；东部发现平行矿体，180米深处见矿10米，TREO品位20%；过渡带53米深处见矿21米，品位16.3%...
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