The geochemistry of the Ría de Huelva estuary (Spain) has been widely studied owing to its unique conditions due to mixing of acid mine drainage (AMD), river water and seawater, which have been aggravated by the existence of an adjacent phosphate fertilizer plant and its associated phosphogypsum stack.

中文翻译：

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韦尔瓦河口（西班牙西南部）痕量和稀土元素的分布：现场数据和地球化学模拟


韦尔瓦河口（西班牙）的地球化学因其酸性矿山排水（AMD）、河水和海水的混合而具有独特的条件，因此得到了广泛的研究，而附近磷肥厂的存在又加剧了这种情况。其相关的磷石膏堆。