phosphorites

基本解釋

Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites.
鈾經(jīng)常為頁巖，泥炭和磷塊巖所吸附或化學結(jié)合態(tài)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礦的自然類型可分為兩類七種型式，其中以“原位面型風化磷礦”和“位移溶洞砂礫磷礦”為主。
THE ENRICHMENT CHARACTERISTICS OF APATITE FROM PHOSPHORITES IN EAST YUNNAN
滇東磷塊巖礦床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(jīng)常為頁巖，泥炭和磷塊巖所吸附或化學結(jié)合態(tài)而富集。