1·At a surface exposure the host rock dips steeply to the east.
在一个露头处，含矿主岩向东陡倾。
2·Different cryptoexplosion breccia is the host rock of the gold deposit.
隐爆角砾岩型金矿是国内外一种具有重要经济价值的矿床类型。
3·Two mica schists are considered to be the source bed and host rock of gold.
二云母片岩不仅是矿源层，而且还是赋矿围岩。
4·So it has more important significance that how to recognize silicified rock from host rock and the extent of silicify.
因此，如何正确地识别硅化岩石与原岩，以及硅化的强弱对于找矿有着重要意义。
5·Its host rock is picritic volcanics, which is different from other volcanic rocks related to iron (copper) ore deposit.
其赋矿围岩为苦橄质火山岩，区别于与火山岩相关的各类铁(铜)矿。
6·The host rocks of the ore bodies, the Gaixian Formation of Liaohe Group, are a medium grade metamorphosed rock of the Early Proterogoic.
矿体围岩为早元古界辽河群盖县组中部变质岩系。
7·The relationships between VMS types, source of metal, host rock, volcanic rock types and tectonic setting have been studied in this paper.
研究了北祁连山造山带火山成因块状硫化物矿床（VMS）类型、金属来源与容矿围岩、火山岩类型及其构造环境的关系。
8·Wenquan granite is composed of two end-member rocks, one is the host rock of the acid end-member, and the other is the microgranular mafic enclave.
温泉花岗岩体由酸性端元的寄主岩石和暗色微细粒镁铁质包体群及基性岩墙群组成。
9·The geochemical characteristics of host rocks and filling minerals reveal that the salt fluid is not from host rocks, but most likely from source rock.
围岩和充填物的碳氧同位素地球化学揭示盐水流体不是来自于围岩自身，极可能来自于烃源岩。
10·Salt rock is regarded as the ideal host rock for nuclear waste disposal due to its advantageous geological conditions and physico-mechanical properties.
由于其有利的地质条件及优良的物理力学特性，盐岩被视为是核废料地质处置的理想场所。