重砂分析

作者通过大量光薄片的镜下观察，重砂分析资料及单矿物中金含量的分析，得出以下几点结论：①金的赋存形式主要为自然金；

Through the observations of many thin sections under microscope and analyses of Au-content in simple minerals and the information of heavy sand , the author came to the following conclusions : 1.Natural gold is the main state of existence of the gold deposits ;

本文经多年的人工重砂分析，从花岗岩中分离提纯出二十多种单矿物，从而总结了一套分离提纯花岗岩单矿物的简易流程。

After the analysis of the man-made Panning for many years , more than twenty kinds of the single minerals are seperated and purified from granite , so as to summarise a set of simple and easy technological process which can separate and purify some single minerals .

重砂元素分析与趋势面分析

Analysis of elements in artificially-sorted heavy mineral fractions and analysis of trend surface

安徽某地蓝晶石单矿物分离及人工重砂定量分析方法

Separation of monominerals of cyanite from a certain area of Anhui Province and its quantitative analysis

通过本海区156个表层沉积样品和主要河流自然重砂的鉴定分析，掌握了本区重矿物的分布规律。

The distribution law of heavy minerals has been recognized by means of idenlification or analysis of both 156 samples at uppermost sedimentary deposit and samples of natural heavy minerals in this area .