务川大竹园铝土矿技术经济评价模式及评价效果

位于贵州省务川自治县境内的大竹园铝土矿区,经贵州省地矿局106地质大队近年来的普、详查工作证实,具有大型矿床的远景规模。本文采用不计时的"净利润"法,对矿区进行了概略技术经济评价,论证了开发铝土矿投资效果良好,资金偿还期为5年,投资收益率为22%,已超过目前氧化铝厂参考基准收益率12%的指标。据此,本文可作为大竹园铝土矿区由地质详查转入勘探的决策依据。

Pattern and Effection of Technological Economic Evaluation of Dazhuyuan Bauxite in Wuchan

The Dazhuyuan bauxite in Wuchuan was testified that has perspective scope by recent yeas'reconnaissance and detailed exploration of the 106 Geological Party.In this paper,with the untimed net profit meyhod,it did the sketchy technological and economic evaluation for the ore field;it was demonstrated that the good invest result of develop bauxite,the capital payback period is 5 years,the rate of return on investment(ROI) is 22% and is more than the referenced rate of return(12%).So,this paper can be the accordance for the Dazhuyuan bauxite comes to explore from detail exploration.