油母页岩 meaning in Chinese

kerogen shale; oil shale

Test of grouting and water injecting technology and its application to extinguishing spontaneous combustion of oil shale foundation soil
灌浆注水处理油母页岩矸石地基自燃的试验与应用
In the whole city the proven mineral reserves are of 53 kinds , of which the kerogen shale is 5 . 1 billion tons , kaolin over 0 . 3 billion tons , ranking first in the country . rare earth and porphyrite tin are big mines on the country scale ; xinyi jade mine , reputed as " jade of the south " is one of the three big jade mines in the country
全市已查明矿藏53种，其中油母页岩51亿吨，高岭土储量3亿多吨，均居全国首位；稀土、斑岩型锡矿属全国大矿；被誉为“南方璧玉”的信宜玉石矿是全国三大玉石矿之一。