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.
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.
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.
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.
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.
半岛上已发现许多大型、中型和小型内生金矿床，为砂金矿床提供了丰富的物源。
There are many favorable conditions for forming marine gold placers, many large and medium-scale endogenous gold deposits have-been found there.
对全国各省(区)金的主要来源的砂金矿床和脉金矿床，也给予很高评价与重视。
High valuation and great attention are also given to placer gold deposits and vein gold deposits, which are the main sources of gold in the different parts of our country.
四川已知有砂金矿床约30处，矿点200余处，民采点数百处，是我国主要的砂金产区之一。
Sichuan Province is one of the placer gold producing areas in our country, Over the whole province there are about 30 gold placers and more than 200 mineral occurrences.
当地壳多次间歇性上升后，使砂金中间储存体中分散的砂金集中富集在河床滞留砾石层中，从而形成砂金矿床。
Then, dispersal gold placer within the intermediate store body was enriched in gravel bed of detention in river bed after many times intermittent elevation, and the gold placer deposit was formed.
当地壳多次间歇性上升后，使砂金中间储存体中分散的砂金集中富集在河床滞留砾石层中，从而形成砂金矿床。
Thus, an intermediate store body of formation gold placer was formed. Being raised earth crust intermittently, havigng affected of sanking stream, gold placer and gravel were retained…
本文对砂金矿床储量计算现存的某些问题提出了自己的看法，指出了由于不正确的计算方法给采金船生产带来的某些危害。
The calculation of gold-placer reserves shows that incorrect calculation methods have brought a great many of disadvantages in the gold production with dredgers.
介绍了研究砂金连生体特性，借以确定砂金的搬运距离、判断原生金矿床类型并进行预测，以及确定原生金矿靶区的应用范例。
By the study of the feature of alluvial gold conjuncture, its haul distance was determined, the types of its Primary deposits assessed and the target area for ProsPecting Primary deposit defined.
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.
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.
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