• 亚烟煤 - 引用次数：1

  Iodine levels increase from lignite through subbituminous coal and bituminous coal to anthracite,it indicates that coal adsorbed excess iodine from the hydrothermal fluids during the process of metamorphism,including geothermal metamorphism and telemagmatic metamorphism.

  从褐煤、亚烟煤、烟煤到无烟煤,碘的含量越来越高,表明在变质作用(含深成变质作用和区域岩浆热变质作用)过程中煤吸收了热液流体中的碘。

  参考来源 - 中国煤中碘的环境地球化学研究
• 亚烟煤
  次烟煤

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