With relatively high (weathering enrichment related) grade and suitability to abrading, the weathered phosphorites in South China draw increasing attention from the phosphate industry.

 
  • 中国南方风化磷块岩中的风化磷矿的自然类型可分为两类七种型式,其中以“原位面型风化磷矿”和“位移溶洞砂砾磷矿”为主。
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