原生矿石

某大型金矿原生矿石选冶工艺研究

Study on primary ore processing and smelting in a large gold mine

微细浸染型金矿中原生矿石向氧化矿石转化机理探讨

An approach to the mechanism of transformation of primary ore into oxidized ore in Carlin-type gold deposits

陆丰黄铁矿床的原生矿石中普遍含金，含量0.3g／t以上者产于－100m标高以上。

The unweathered ores of the Lufeng pyrite deposit in Guangdong generally contain gold associations of which those grading more than 0.3 g / t occur above the - 100 m level .

微细浸染型金矿原生矿石中粘土矿物的表生淋滤转化的化学模式探讨

Study on chemical model of exogenic leaching transformation of clay minerals in the primary ores of fine grain disseminated gold deposit

主矿体中原生矿石矿物具有明显的分带性，为典型的沉积成因铜的硫化物排列组合特征。

The mainly orebody is typic arrangement assemblage feature of sulphide of sediment orogenic copper ore because primary mineral has obviously zonation .

我国天然金红石资源储量较大，但绝大部分为低品位的原生矿石，所以加工成本高，产品缺乏市场竞争力。

Rutile resource is rich in our country , but rutile ore grade is low and the product is poor competitive because of its high production cost .

我国天然金红石资源绝大部分为低品位的原生矿石，榴辉岩型金红石床具有规模大，矿体厚，易于勘探和开采等特点。

The resources of natural rutile in our country is primary low-grade ore , eclogite-type rutile deposit is characterized as large , thick ore body , easy to exploration and mining .

通过以上技术改造，排山楼金矿磨矿与分级系统处理原生矿石能力由技术改造前的1750t/d提高到1985t/d，技术改造效果非常显著。

Through above technical reconstruction the operating capacities of the grinding and classification circuit were increased from 1 750t / d up to 1 985t / d. The benefits made by the reconstruction are very obvious .

介绍了某高砷原生金矿矿石两种提金方案的技术经济初步分析结果。

The results of technical and economic analysis of two gold leach processes of a high arsenic gold ore are introduced in this paper .

本文主要对某原生金矿的矿石可浮性进行了研究。

The floatability of a primary gold ore was researched .

野外观察及分析结果表明：组成废矿堆的岩石主要是赋矿围岩中奥陶统黑色页岩和原生碳酸锰矿石。

Field observations and analysis indicate that the main materials of the waste rock dump are the host rock Middle Ordovician black shale and primary carbonate manganese ore.

高硫原生含铜金矿石，是一种含硫化铁较高的铜金石英脉矿石。

The ore to be discussed here is a primary copper-gold ore containing a large amount of pyrite occurred in the quartz Lode .

针对某热液蚀变的接触变质原生硫化铜矿床矿石，进行了合理的选矿工艺流程和新药剂制度的研究。

To treat a certain hydrothermal alteration contact metamorphic proterozoic copper sulphide mine , the mineral processing flowsheet and reagent system were investigated and adjusted , and a flowsheet , which is structurally simple and easy to industrialize , was proposed .

优化条件试验表明，对原生程度高的矿石，浸出工艺条件的变化对金浸出率影响不大，但采用边磨边金浸工艺，可提高金浸出率3.5%。

The leaching optimum test indicates that the changes of leaching technological conditions will not influence recovery rate of gold of non-oxidized ore. A process of grinding simultaneously with leaching contributed to an increase of gold leaching rate by 3.5 % .

介绍了采用选冶联合工艺进而发展到用直接湿法冶炼工艺对混合原生锰矿石中锰、银、硫的综合回收利用和产品开发的情况，以期找到合理开发利用混合原生锰矿石的最佳途径。

It described the comprehensive utilization of Mn , Ag , S in the mixed primary manganese ore by the combined technology of mineral separation and hydrometallurgy , and the best method of developing and utilizing the mixed primary manganese ore is expected to be found out .