bonanza是什么意思

用法例句

The rich ores of phosphorite occur in the upper bed of Zhongyicun member, Meishucun formation, Cambrian.

云南安宁磷矿区磷矿富矿赋存于寒武系梅树村组中谊村段的上矿层(C1m1-3)中。

A study of regional geological setting and ore-control factors for the Xiasai Ag-Pb-Zn deposit indicates that NW-trending structures act as conduits for ore fluids and orebodies are controlled by a NNw-trending fault system, while ore shoots are confined equidistantly to secondary structures associated with the NNW-trending fault system.

研究结果表明 ,富矿体在NNW向断裂中按一定间距连续出现 ,并在NNW向断裂伴生的次级构造中集中产出。

There develop some ore shoots in the strong kataclastic rocks in the fault zone.

ＮＥ向压扭性断裂是铅锌矿体的控矿及赋矿构造，富矿体产在控矿断裂较宽大且较破碎的部位，受构造透镜体控制；富矿体长轴向ＳＷ侧伏，侧伏角５０°—６０°，长宽比为２∶１，出露标高向ＳＷ次第降低呈斜列之势；稀土元素、微量元素和硫、铅同位素特征显示成矿物质主要来自千里山花岗岩，成矿时代为燕山早期（１５５—１７０Ｍａ），成矿温度１６８—２４４°Ｃ，属岩浆期后中低温热液矿床，是千里山岩体岩浆成矿系列（东坡矿田）的组成部分。

The orebody has three layers, the central part is extra high grade ore, the middle part is rich ore, and the outer part is lean ore.

喀拉通克铜镍矿是新疆最大的铜镍矿,矿体分为三层,核心部分是特富矿,中间层是富矿,最外层是贫矿。

Through summarizing the character of ore deposit geology and ore control structure in Hetai gold field, the rich pocket output feature, ore feature and the formation mechanism are dissertated.

通过对河台金矿矿床地质与控矿构造特征的概述,论述了富矿包的产出特征、矿石特征以及其形成机理,在此基础上,对河台金矿今后探矿进行展望。