greenstone belts meaning in English

绿岩带

Evidence from isotopic dating suggests that the greenstone belts vary considerably in age .
来自同位素年龄鉴定的证据指出，绿岩带在年龄上彼此变化相当大。
There are two sets of elements geochemical anomalies : one extends nw , and is controlled by regional faults ; the other extends ne , and intersects with the former taking on " v " form , and is important to mineral exploration . 3 . almost all au deposits are situated in greenstone belt of tectonic sutures
元素地球化学场表现出两个方向的特点：一组异常呈北西向展布，受区域构造控制；另一组异常呈北东向展布，与北西向异常交叉呈“ v ”字形，具有重要找矿意义。
The mineralization theories related to the continued resources exploration of the crisis mines include : the model of golden deposits in greenstone belts ; the superimposed model of epithermal deposits and porphyry deposits ; the prospecting model of superfine dip gold deposit in deep ; prospecting model of copper and nickel sulfides in deep ; the associated model of lead , zinc and gold
与危机矿山接替资源找矿勘查有关的成矿理论包括：绿岩带金矿新模式，浅成热液和斑岩铜矿的套叠模式，微细浸染型金矿深部找矿模式，铜镍硫化物深部找矿模式，金和铅锌矿共伴生模式等。