印度尼西亚砂金资源丰富。
溶蚀系数可指示砂金是近或远原生源金矿。
The coefficient of dissolution can indicate the source of placer gold.
砂金中的微量铅同位素分析具有特殊的意义。
The isotope analysis of minim lead in the gold dust has special meaning.
本文分析了湖南砂金矿床及砂金的开采情况。
This paper has analysed the Hunan alluvial gold deposit and its present mining status.
砂金石掌握同情音调和光之语内所有蓝绿音调。
Aventurine holds the tone of compassion along with all tones that are blue-green within the Language of Light.
伴生矿物是砂金成因和富集规律的重要指示标志。
The associated minerals are the important indicator of the genesis and enrichment of placer gold .
在砂金成矿过程中，氧化还原反应起着积极作用。
In the metallogenetic process of gold placers, oxidation-reduction played an important role.
砂金地区一般分布在地形平坦、呈带状的江河流域。
A placer gold area is usually distributed in the flowing regions of plain terrain, belt-like rivers.
砂金矿山所用砂泵提升装置因突然停电而堵塞提升系统。
Due to power failure suddenly, the lifting system of sand pump in alluvial gold mine is frequently blocked up.
上地幔隆起区是控制砂金矿和岩金矿面式分布的主要因素。
The upheaval zone in upper mantle is the primary factor controlling the distribution of gulch-gold mines and lode gold mines.
我得到的教育砂金开采，并听取了所有的争议，使用水炮。
I got educated on placer mining, and heard all about the controversy over the use of water cannons.
乱泥沟矿区第四系砂金矿产丰富，是寻找岩金的有利靶区。
The Luannigou ore field riches with alluvial gold of Quaternary Period and is the favorable target for rock gold.
分别总结了砂金矿床品位及吨位分布的典型数学地质特征。
The typical mathematical and geological features of these models are detailed separately.
矽卡岩型金银铜铁多金属矿床等是本区砂金矿的物质来源。
The source materials of the placer gold deposit in the area are from skarn — typed Au — Ag — Cu — Fe polymetallic ore.
本文试图概述南方砂金矿床中胶结层的性质、成因和分布。
This paper made a description of the genesis, property and distribution of cemented layer in alluvial gold mines at the south part of China.
并通过模拟对比实验结果，论证了融冻作用使砂金再生成矿。
The regenerated mineralization of placer gold by thawing action are also proved through simulation, contrast and experiment.
作者以白水砂金矿为例，提出合成块段法计算砂金储量的方法。
The writer takes Baishui gold placer as an example and suggests a "synthetic block method"for the calculation of gold placer reserves.
使金重新分布，砂金分布与金源、地貌和新构造运动关系密切。
Distribution of gold placer deposits is closely related with gold-bearing horizon, morphology and tectonism.
山东半岛地质条件与世界海滨砂金矿床形成地质条件基本上相似。
The geological conditions of the Shandong Peninsula arc similar to the geological features of the marine gold placers in the world.
本文就提高含泥细粒砂金的几种主要途径，进行了较翔实的论述。
This paper has made a detailed description of the possible ways to raise the recovery of fine alluvial gold from clay-bearing alluvial ore.
由于成矿作用的继承性、砂金的气液包体成分同原生的金十分相似。
Owing to the metallogenetic inheritance of placer gold and mountain gold, their liquid-inclusion composition are very similar.
洛河砂金矿是在上淤汇水盆地中金的分散矿化被强烈剥蚀下形成的。
The Luohe gold-bearing Placer was formed by the intensive denudation of the dispersive mineralization of gold in the upper catchpit.
砾岩型古砂金矿床的工业品位研究在国内尚属首例，国外也不多见。
Such study of the optimal industrial grade of the ancient conglomerate alluvial gold deposit is seldom seen abroad and the first time to be made domestically.
河流砂金矿的形成受物源、地形地貌、第四系、水动力等条件的控制。
The formation of fluvial Au placer deposits is controlled by the factors of material sources, morphology, topography, Quaternary stratigraphy and hydrodynamics.
本文介绍了砂金生产废水中悬浮物的组成、性质以及自然沉降试验结果；
The composition and characteristic of suspended matter from industrial wastewater of placer gold and the experimental results of natural settling were reported.
砂金样品则以较富集轻稀土为特征，稀土元素含量继承了岩金的部分特点。
Placer gold samples are rich in light REE, the characteristics of REE contents of which partly inherited from hard rock gold.
结合金的来源、矿床的分布特征和富集规律，指出了该区今后砂金找矿方向。
At last, exploring guides for placer gold deposit are pointed out on the base of study of gold source, placer gold distributive features and enrichment law.
笔者所做的砂金取样规格试验表明，砂金品位误差随着取样体积减小而增大。
Results of author's experiments show that this grade error tends to increase with the decrease of sampling volume and the increase of the boulder content as well as sorting coefficient of the placer.
笔者所做的砂金取样规格试验表明，砂金品位误差随着取样体积减小而增大。
Results of author's experiments show that this grade error tends to increase with the decrease of sampling volume and the increase of the boulder content as well as sorting coefficient of the placer.
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