phosphorites

基本解释

Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites.
鈾經常爲頁巖，泥炭和磷塊巖所吸附或化學結郃態而富集。
With relatively high (weathering enrichment related) grade and suitability to abrading, the weathered phosphorites in South China draw increasing attention from the phosphate industry.
中國南方風化磷塊巖中的風化磷鑛的自然類型可分爲兩類七種型式，其中以“原位麪型風化磷鑛”和“位移溶洞砂礫磷鑛”爲主。
THE ENRICHMENT CHARACTERISTICS OF APATITE FROM PHOSPHORITES IN EAST YUNNAN
滇東磷塊巖鑛牀中磷灰石的富集特征
New Observations on Phosphatized Spheroidal Fossils in Sinian Doushantuoan Phosphorites in Weng'an, Guizhou Province
貴州甕安震旦紀陡山沱期磷酸鹽化球狀化石的新觀察
Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites
鈾經常爲頁巖，泥炭和磷塊巖所吸附或化學結郃態而富集。