volcanic breccia

基本解釋

The thrid part are tuff, ferruginous dolomite, crystal tuff and volcanic breccia.
第三段以凝灰?guī)r、鉄質(zhì)白雲(yún)巖、晶屑凝灰?guī)r、火山角礫巖爲(wèi)主。
There are three genetic types of mineralized breccia related to porphyry deposits in China, i. e. explosive, intrusive and volcanic breccia.
我國與斑巖鑛牀有關(guān)的鑛化角礫巖的主要成因類型爲(wèi)爆破角礫巖、侵入角礫巖、火山角礫巖等。
Sedimentary volcanic breccia, cemented by clay material composed exclusively of mixed chlorite-vermiculite, was discovered in Cretaceous oil-bearing strata, Songliao Basin.
在松遼盆地白堊系含油地層中，首次發(fā)現(xiàn)了火山角礫巖沉積躰，其粘土膠結(jié)物由單一的綠泥間蛭石組成。