抚宁地区金矿成矿条件及找矿潜力分析

抚宁地区位于冀东—辽西成矿带南部,为了探究该区金矿找矿潜力,通过分析区域地质背景及典型金矿床地质特征,总结区内金矿床的成矿条件,进而确定区内矿床成因类型为蚀变岩型。结合区内地质条件及对物化探异常特征进行分析,归纳总结了找矿标志,划分出2个金矿找矿远景区,且远景区Ⅰ较远景区Ⅱ成矿条件更加优越,找矿潜力相对较好,应开展进一步的探矿工作。     

青海省埃坑德勒斯特地区水系沉积物地球化学特征及找矿远景

埃坑德勒斯特地区位于柴东缘,东昆南复合拼接带内,是东昆仑多金属成矿带的重要组成部分。通过在区内开展1∶2. 5万水系沉积物测量,获得了较为丰富的地球化学测量成果,完成了对成矿元素含量特征、分布特征、变化特征、相关性和异常区特征的分析。结果表明,该研究区成矿元素的富集、贫化受地层、侵入岩及构造控制较为明显,Au、Ag、Cu、Pb、Zn、Mo是区内重要的目标矿种。结合区内地质、物化探及矿产信息,圈定出6处找矿远景区。其中,达特乌拉—哈拉郭勒金银铅多金属找矿远景区和埃坑德勒斯特—乌兰托来托钼银多金属找矿远景区可作为进一步的找矿靶区,为下一步找矿勘查提供理论基础。     

内蒙古敖汉地区水系沉积物测量异常评价及找矿方向

为了快速缩小找矿范围,提供有利靶区,基于1∶5万水系沉积物测量成果,对内蒙古敖汉地区的水系沉积物地球化学特征进行了分析,并结合研究区成矿地质条件共圈出22处综合异常,通过对HS-7综合异常进行查证,发现2条铜(银)矿化体,表明水系沉积物测量在该区具有较好的找矿效果,尤其对金、铜等矿种效果更加突出。在综合异常分析和查证的基础上,结合区内的矿产分布特征、化探异常特征、地质特征及区域成矿地质条件,共圈定4处找矿远景区,即:撰山子—关东沟金铜银找矿远景区、黄花甸—白土营子钼铜找矿远景区、水泉—大黄胡同铁铜萤石找矿远景区和下甸子铜钼找矿远景区,为进一步找矿工作指明了方向。     

青海省格尔木市西山铜金多金属矿地质特征及找矿前景

西山铜金多金属矿大地构造位置位于秦祁昆晚加里东造山系、东昆仑造山带的伯喀里克—香日德古元宙古陆块体,处于昆中断裂与昆北断裂之间,区域构造线呈北西—近东西向展布,地质构造复杂,岩浆活动频繁。作者通过对区内地质、地球化学、地球物理、岩石矿物蚀变组合、构造蚀变等特征、成矿地质条件的综合分析,将矿床类型初步定为构造热液型多金属矿。从赋矿岩石、断层破碎带、围岩蚀变及元素组合异常特征进行分析,认为区内成矿地质条件好,有较好的找矿前景。     

铁岭下肥地地区水系沉积物元素地球化学特征

在1∶5万水系沉积物地球化学测量成果的基础上,分析了汎河凹陷东部下肥地地区的地球化学特征,认为研究区内寻找Au、Pb矿产潜力较大。结合区域地质背景,总结了研究区主要地质单元的地球化学特征,Pb在长城系三岔子群康庄子组和关门山组地层中有富集成矿的可能;Au在新太古代变质深成岩中背景极高,有很大的找矿远景,为区域地质、地球化学研究及找矿工作提供了重要的依据。     

上黑龙江成矿带基于证据权重法的金矿综合信息成矿预测

随着地质找矿工作程度的不断深入,地质找矿工作的难度越来越大,综合信息成矿预测和GIS技术在矿产预测和评价上得到了较好的应用。上黑龙江成矿带位于大兴安岭北部,近年来区内已发现多个金矿床,找矿潜力较大。在收集和综合解译物化遥资料的基础上,结合区内金矿床(点)分布和主要矿床地质特征,分别提取地层、构造、化探、重力、航磁、遥感等成矿有利信息,并利用MRAS系统中的证据权重法对研究区找矿远景做出预测。通过预测共圈出17个金矿成矿远景区,为上黑龙江成矿带进一步找矿勘查部署工作提供了参考依据。     

满都胡宝力格地区多金属成矿规律及找矿预测探讨

满都胡宝力格地区位于朝不愣-查干敖包铁锌铅成矿带内,已发现查干敖包锌铁多金属矿床、巴润必鲁特铅锌银多金属矿点10余处,成因类型以火山热液型为主。在对区域地质背景、矿床时空展布规律研究基础上,探讨了地层、构造、岩浆岩与成矿的关系。根据研究区内各类矿产的成矿地质背景、时空分布规律、控矿条件以及化探异常分布特点等因素,将区内划分为4个成矿亚带,圈出9个成矿远景区,12个找矿靶区。     

大兴安岭开库康—依西肯地区基于证据权重法的金矿预测与评价

随着地质勘查工作的不断深入,找矿难度不断增加,矿产预测评价逐渐向利用综合成矿信息和GIS技术的方向发展。矿产资源评价系统(MRAS)是众多矿产预测评价软件中的一种,在国内得到了广泛的应用。开库康—依西肯地区位于大兴安岭北部,区内已发现多个金矿床,成矿潜力较大。在充分收集和解译开库康—依西肯地区资料的基础上,结合区内矿点分布和典型矿床地质特征,提取地层、构造、化探异常、重力、航磁、遥感等成矿有利信息,利用MRAS中的证据权重法,对开库康—依西肯地区金矿找矿远景进行预测,共圈出6个成矿远景区,并对远景区进行了初步评价。     

甘孜-木里成矿带金成矿特征及找矿方向

甘孜-木里成矿带是我国西部金的主要成矿带之一,通过对甘孜-木里成矿带成矿背景、构造活动特征、主要金矿类型和控矿因素的分析,选取地层、岩浆岩、构造、化探异常、金属矿产和自然重砂矿物作为找矿预测标志,以DPIS（矿床定位预测系统）的统计预测功能开展综合信息量统计和成矿预测,圈出找矿远景区7个,其中A类远景区4个,B类远景区3个,并进一步指出了每个远景区的成矿特征和找矿方向。     

大兴安岭北段碧洲地区成矿条件及远景分析

碧洲地区位于大兴安岭北段东坡,林海—大乌苏Cu-Pb-Zn-Au-Ag成矿带上,成矿地质条件优越。在综合分析区域成矿地质背景基础上,总结了研究区地层、岩浆岩、构造和地球化学等成矿条件。根据区内典型金及多金属矿床(点)特征,结合野外地质调查情况,归纳了找矿标志。依据1∶5万区域地质矿产调查成果,对研究区地质条件、化探异常、遥感解译等信息进行综合分析,在研究区内圈定了乌鲁喀马河下游和阿横内河上游Ⅱ级成矿远景区2处,且新发现2处多金属矿化点,为该区下步找矿工作指明了方向。     

Acceleration of Electricity Reform Brings Benefit to Big Electricity Users,Aluminum Manufacturers Can Save Costs Up to Several Hundred Million

<正>Recently the National Commission of Development and Reform again assembled experts to solicit opinions,and discussed new electricity reform program.According to information disclosed by experts attending the meeting,in the future electricity reform will undergo top-down design,possibly a     

Qinghai's Aluminum Processing Capacity to Rise at the End of the Year

正Since the release of Implementation Opinions on Carrying out‘Guiding Opinions of the State Council on Resolving Serious Production Overcapacity Conflicts’,according to the actual situation of industry,Qinghai has focused on electrolytic aluminum,cement,ironsteel(including iron alloy and silicon carbide),     

Recent Trends in China's Copper Scrap Market-Part Ⅱ

<正>2.Tianjin Scrap Metal Market In Tianjin,we mainly visited Jinghai Ziy Town scrap market and Binhai New Area’some copper scrap enterprises and enterprise using copper scrap.In Ziya we felt the coppe scrap market was particularly deserted,mos copper scrap enterprises in the town wer closed,industry insiders said in 2012 the plac here was bustling with activity.According to     

Shanghai Clearing House to Roll out Renminbi-denominated Copper Clearing Operations in Free Trade Zone

正Clearing House Financial Markets Co.,Ltd.(Shanghai Clearing House)General Manager Xie Zhong told the media recently at the briefing of the international symposium of"Reform Deepening and Mechanism Innovation of the Post-crisis Kerb Market",Shanghai Clearing House will explore the feasibility of carrying out bond business in     

Development and Application of New Materials for Copper Processing in China

正After over 60 years of developmnt,a system for RD and production of copper processing materials has already taken shape in China.After the reform and opening-up,the application of copper processing materials has gradually expanded from the military industry to civil field.The annual output of copper     

China’s Mineral Exploration Market Downturn Causes Decline of Investment in Bauxite

<正>According to a survey report conducted recently by China Geological Survey Development Research Center,in the first half of 2014,China’s mineral exploration market continued to decline,with the investment in exploration of non-fuel minerals dropping by13.7%and drilling workload dropping by21.7%.According to statistical analysis of the Center,     

Fabricated Copper Production by Province or City in 2014

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Zinc Production by Province in 2014

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China's Aluminum Alloy Cable Market has Taken Shape

正Aluminum alloy cable is a mature product and technology that has been used for nearly fifty years in the U.S.Through six years’promotion,it has been widely recognized and accepted in the China market since 2013,which laid the foundation for the development of the aluminum alloy cable market.Aluminum alloy cable is widely applied in the fields of civil construction and industrial and mining enterprises,especially in real estate,steel and metallurgy.     

Qinghai to Build a 100 Billion Yuan Lithium Industry Base

正At 2014 China Qinghai Trade Fair for Green Development Investment,Qinghai EV Rally2014 was introduced for the first time.With electrical vehicles’eco-friendly features,Qinghai manifested its determination on green development.Introducing Qinghai EV Rally was just a signal.By leveraging its rich salt lake resources