火山碎屑岩 pyroclastic rock
[岩] volcaniclastic rock
- 其岩性主要为熔岩类玄武岩,火山碎屑岩和火山沉积岩;
The lithology is mainly composed of lava basalt, pyroclastic rock and volcanic sedimentary rock. - 熔积岩是火山碎屑岩的一种特殊类型,由熔浆和未固结的湿沉积物两种组分掺杂混合而成。
Peperite is a special kind of volcaniclastic rock formed by the intermingling of magma with wet sediments. - 含矿岩系为双峰岩石组合,具有火山碎屑岩-矿体-喷气岩“三位一体”特徵。
The ore-bearing beds have a bimodal rock association and exhibit assembly characteristics of pyroclastic rock, orebody and exhalite.