夹皮沟——海沟地区金矿找矿标志和成矿预测

通过对夹皮沟金矿田、海沟金矿成矿地质特征的调查,结合地、物、化、遥感信息金成矿关系,确定了金矿找矿标志。运用特征分析方法,进行多元信息矿成矿定位预测,圈定一级成矿远景区3处,二级成矿远景区5处,三级成矿远景区6处,为该地区找矿指明了方向。     

基于GIS的内蒙古中部地区岩金矿床成矿预测研究

内蒙古中部构造上处于华北地台北缘与内蒙古加里东海西褶皱带相接部位,区域成矿地质条件优越,已知金矿床（点）多达112处。在分析内蒙古中部地区地质特征,总结金矿成矿规律的基础上,借助GIS空间分析技术对该区岩金控矿因素进行了分析,建立了岩金找矿信息模型,并运用＂找矿信息量＂法和＂特征分析＂法对区内金矿资源进行了综合成矿预测,共圈定6处找矿远景区,其中A类远景区2个,B类远景区4个。     

贵州、吉林发现大型金矿

贵州地调院经过近 1 0个月的努力 ,在工作区的万年水—蚕场一带发现的凝灰岩型金矿 ,经调查评价初步估算金远景资源量1 1 9.6ｔ;在万年水一带发现的凝灰岩型金矿 ,经调查评价初步估算金远景资源量 5.53ｔ。另外该院还在糯东一带发现金综合异常 3处 ,在陇英一带发现金综合异常 3处。吉林省通化市地质勘查院在白山地区石英砂岩层底部发现大型金矿。该院目前已初步控制两条矿体 ,总长 570 0多ｍ ,平均厚度9ｍ多 ,矿石平均品位 4 ｇ/ｔ,预计金矿资源量大于 30ｔ,并在其外围又发现 3个新的找矿靶区。吉林白山地区金矿赋存一般都是与深大断裂带花…     

山东大庄子金矿床地质特征及找矿预测

大庄子金矿床位于胶莱盆地与胶北地体接触带北缘,矿石主要为含金蚀变岩型和含金石英脉型两种。随着胶东地区矿床研究的发展以及大庄子金矿资源的不断减少,有必要对大庄子金矿进行成矿远景分析和找矿预测。通过对大庄子金矿矿体地质特征、已知矿体矿石品位及矿体厚度变化趋势的综合分析,获知大庄子金矿还具有可观的资源潜力,依据资源潜力可划分为个预测靶区,分别为已知矿体北侧的浅部和深部、已知矿体的深部和已知矿体南侧的深部。其中已知矿体北侧的浅部和深部找矿前景最好,也是最可能实现找矿突破的靶区,而已知矿体深部和南侧的深部次之;除此之外,已知矿体南侧的浅部也不容忽视。     

夹皮沟—海沟地区金矿找矿标志和成矿预测

通过对夹皮沟金矿田、海沟金矿成矿地质特征的调查．结合地、物、化、遥感信息与会成矿关系,确定了金矿找矿标志．运用特征分析方法．进行多元信留金矿成矿定位预测,圈定一组成矿远景区3处,二级成矿远景区5处．三级成矿远景区6处,为该地区找矿指明了方向．     

内蒙古赤峰红山地区水系沉积物异常评价及找矿方向

为进一步指导内蒙古赤峰红山地区找矿,在1∶5万水系沉积物测量成果的基础上,利用GeoIPAS软件对研究区地球化学参数进行计算,分析了水系沉积物地球化学特征,综合研究区成矿地质特征,共圈出7处综合异常。对HS-5综合异常进行了异常查证,发现1条石英脉具有金矿化显示,表明水系沉积物测量在研究区的找矿中具有较好的应用效果,尤其是在金的找矿应用上。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、地球化学异常特征、地质特征及区域成矿地质条件,共圈出成矿远景区3处,即郎郡哈拉金铜成矿远景区、三间房铜铅锌银成矿远景区和哈日乌拉金锌银铜成矿远景区。     

甘肃省玛曲矿集区基于MRAS证据权重法找矿预测

利用MRAS证据权重法,在大水金矿成矿带玛曲矿集区进行找矿预测,经过深部钻探验证,获得显著找矿突破。在成矿地质背景分析和以格尔柯金矿床为代表的典型矿床研究基础上,利用已知矿床的控矿要素与区域地质、物探、化探和遥感等资料进行二次融合,并对融合成果进行空间关联分析,建立玛曲矿集区岩浆期后热液型金矿床找矿模型,提取和构置多源地学信息预测因子。基于MRAS证据权重法,分级评价了岩浆期后热液型金矿床的A级、B级、C级3个级别的预测远景区。圈定出辛曲(Ⅰ-1)、大水金矿田(Ⅰ-2)2处Ⅰ级找矿靶区,辛曲东(Ⅱ-1)、忠曲地区(Ⅱ-2)和格尔柯北(Ⅱ-3)3处Ⅱ级找矿靶区。目前,对其中2处Ⅱ级找矿靶区进行钻探工程验证,发现了1处小型金矿床和2处金矿点。     

山东栖霞—大柳行地区金矿资源潜力评价

栖霞—大柳行地区位于胶东中部栖霞—蓬莱金矿成矿带内,是胶东重要的金成矿区,成矿条件优越。基于综合信息成矿系列预测方法,对该区进行金矿资源量预测。通过收集本区地质、构造和物化探等综合信息,对成矿背景进行总结,选用特征分析法对预测变量进行优选;对研究区划分了4个矿田级金矿成矿预测区、27个最小预测单元,然后采用地质体体积法进行资源量估算,为本区提供金矿勘查的靶区。其中,4个矿田级预测区内的27个最小预测单元分别为A级区(成矿条件优越)8处,B级区(成矿条件良好)12处,C级区(成矿条件一般)5处和D级区(成矿条件较差)2处。根据预测结果,在研究区共圈定27个找矿靶区,共预测(334?)金金属量2810380 kg,包括已查明的金资源储量3106321 kg和未查明预测(334?)金金属量24140510 kg。     

广西北山铅锌黄铁矿床找矿模式与找矿预测研究

通过分析北山矿床的成矿地质体、导—容矿构造和成矿作用特征标志,创立北山矿床三位一体找矿模式:中上泥盆统+NNE向断裂+礁顶白云岩→铅锌矿体,并据此划定2个找矿靶区(Ⅵ号、Ⅶ号找矿靶区)、3个成矿远景区。完成对Ⅵ号找矿靶区初步钻探工程验证,发现了隐伏的Ⅵ号矿体,实现了北山矿区深部找矿重大突破。     

岗草甸子及其外围金(银)预测区找矿远景评价

详细分析了岗草甸子金矿的成矿地质条件、遥感地质条件、地球化学条件和地球物理条件,并以此为基础评价了外围预测区的找矿远景。认为区内金矿化范围广、金矿(化)体规模大、金品位偏低,成矿地质条件与林家三道沟区十分相似。区内应具备寻找林家三道沟片岩型金矿床的资源潜力,预计可以探获金资源量。     

China's Major Non-ferrous Metals Imports & Exports

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Zinc Production by Province in 2014

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80% of Chinese Firms Purchasing Overseas Mines Ended up in the Red

<正>Minmetals Resources acquired the world’s largest copper mine under construction for USD5.85 billion.One after another,listed companies Jien Nickle,China Molybdenum and Chihong Zinc and Germanium raised money to get involved in overseas mining projects…SOEs and private enterprises are engaged in a frenzy of overseas mine purchasing.A reporter with Economic     

Copper Processing Profit Dropped Sharply,Copper Consumption Will Face Impact in the Second Half of the Year

正Judging from China’s copper consumption field,the biggest consumption unit is electric power,which accounts for 47%of total consumption;it is followed by light industry sector,including household electrical appliance,machinery,durable goods and hardware etc,which accounts for 22%of total consumption;followed by transportation field,     

Central Geological Prospecting Fund Newly Added 16.47 Million Tonnes of Bauxite in 2013

正In 2013,the Central Geological Prospecting Fund(CGPF)Project newly discovered 15 ore fields,including 3 large above ore fields,and 5medium sized ore fields.The reporter learned from the recently published"Annual Report of Central Geological Prospecting Fund Project(2013)"that,from 2006 to 2013 the CGPF     

Manufacturers of Copper Tube for Central Air Conditioner Use Face Mounting Pressure in the Final Quarter of the Year

正This year,the investment growth rate of real estate industry continued to slow down,sold area of commercial housing also dropped significantly,which brought huge pressure to the domestic air conditioning manufactures.In the first half of the year,by relying on high growth in national financial expenditure,along with investment in public infrastructure     

Xinjiang Ranks No.1 in Production of Primary Aluminum in China

正Kang Yi,Honorary Chairman of China Nonferrous Metals Industry Association,said recently at the Forum on Development of the Non-ferrous Metals Industry in Central and Western China held in Zhengzhou that,as more and more electrolytic aluminum factories in Xinjiang came into operation,the electrolytic aluminum output of Xinjiang had reached2,275,000 tons in the first 7 months this year,     

Shenhuo Coal Industry and Electricity Power Completed800,000 t/a Aluminum Project in Xinjiang

正"Xinjiang project has been completed according to schedule,but total completion and total start of production are two different concepts,after completion it still needs a gradual process of reaching production target."On the morning of November 3,Shenhuo Coal Industry and Electricity Power told investors the above statement on the investor interaction platform.     

Guangdong Metal Transaction Center has Become the Second Largest Precious Metal Transaction Platform Nationwide

正The reporter learned from Guangdong Province Precious Metal Transaction Center that in 2013the Center maintained healthy development momentum,and had become the second largest precious metal transaction platform in China in terms of market size;currently Guangdong is quickening steps of financial innovation for the Center,aiming to build a transaction center with international core competitiveness.     

Seven Rare Earth Projects Involving Close to 3 Billion Yuan Investment Landed In the HighTech Zone

正On May 22,Baotou Rare Earth Industry Cooperation Consultation MeetingProject Agreement-signing Ceremony was held in Ningbo,nearly 40 enterprises from Ningbo,Guangdong,Hunan,and Shanxi participated in project consultation.After multi-lateral communication,agreements were signed for a total of 7 rare earth projects successfully.