查询词典 iron ore

The variograni of No.100 ore-body in three directions have been calculated, and the variogram curves were formulated. All these curves are leap type. The mathematical models of grade variability of Sn. Pb.. Zn.. Sb and Ag have been established respectively, the structural analysis of No.100 ore-body indicates the ore-body varies band anisotropically.

计算并拟合了100号矿体三个方向的变异函数，各变异函数曲线均为跃迁型，分别建立了Sn、Pb、Zn、Sb、Ag五元素的品位变化的数学模型，结构分析表明100号矿体呈带状各向异性变化。

Several conclusions are drawn from the study. The ore deposit mainly occurs in the lower Cambrian Shuigoukou Formation, which is situated at the limbs of Qingshixia-Yujiatai overturned multiple syncline. The ore-hosted rocks are silicalite and mudstone. The content of SiO2 is high in the rocks of V ore deposit. Silicalites are mainly aphanitic quartz and chalcedony and the barite is sedimentogenic. The correlation between V and Cr, U, Ba is good. The rare earth element distribution patterns show Ce-negative or positive anomaly, obviously Eu positive anomaly and the right dip graphics.

研究结果表明，该区钒矿主要产出于青石峡－余家台倒转复式向斜两翼下寒武统水沟口组下岩段硅质岩夹泥岩的泥岩中，矿体产状与地层产状基本一致；钒矿床中所有岩石都含有较高的SiO2，硅质岩以隐晶质石英和玉髓为主，有沉积成因重晶石；V与Cr、U、Ba相关性好；稀土元素球粒陨石标准化模式具有或正或负的Ce异常和明显的Eu正异常、向右倾的图形。

According to analysis to poisonous grit mineral character,discussion about how to conquer arsenic in vulcanization ore and the investigations of much cassiterite metal vulcanization ore , much cassiterite metal vulcanization ore is a new kind of reagent,it is effective in reducing arsenic.

通过对毒砂矿物性质的分析，探讨硫化矿降砷及锡石多金属硫化矿选别试验，得出锡石多金属硫化矿浮选降砷的有效抑制剂为TS-1新药剂。

The fluid inclusion petrography and homogenization temperature of quartz vein type Au ore and the altered cataclastic rock type Au ore (area 210) show different characteristics of the fluid inclusions and variation of the ore-forming temperatures. The fluid inclusions can be divided into Ⅰ and Ⅱ types, i.

通过对北山地区金窝子矿区石英脉型金矿和210矿区蚀变岩型金矿中流体包裹体的岩相学和显微测温研究，查明了不同金矿类型中流体包裹体的特征和成矿温度的变化特征。

The invention discloses a synthetic using method of smelting high-furnace dust, which comprises the following steps: grinding the high-furnace dust with 1.5-15% zinc; proceeding magnetic cobbing; reclassifying to obtain the refined ferric ore; disposing ore tail through waste acid of titanium dioxide with 15-30% sulphuric acid; transmitting the zinc oxide in the solution at zinc sulfate pattern; separating solid and liquid solution through lime; obtaining refined zinc ore through S2-, CO32-, HCO3- ion; floating the immersed slag through neutral oil.

一种炼铁高炉炉尘资源综合利用的方法，含锌1.5％～15％的高炉炉尘经磨矿、磁选、重选回收铁矿物获得铁精矿，选矿尾矿用含硫酸15％～30％的钛白废酸处理，使其中的氧化锌以硫酸锌的形式转入溶液中，固液分离得出的溶液用石灰中和除铁后，再用S2-、CO32-、HCO3-离子沉锌获得锌精矿，浸出渣用中性油浮选获得炭精矿。该方法将钛白废酸和高炉炉尘结合在一起，使之成为互为所需的原料和试剂，有效地将两种废弃物变成了有价资源，较好解决了环境污染问题，同时又能产生好的经济效益。

The study indicates that the Pb and Zn ore-forming elements probably come from the basement rocks; The initial Pb isotope could be derived from the crust-mantle mixing in the erogenic belt; sulfur isotope composition is enriched in heavy sulfur that may have come from the seawater sulfate in the synchronous sedimentation; the ore is characterized with REE enrichment, obvious fractionation of LREE and flat-pattern of HREE; ore-forming media is thermal brine fluid; both mineralization temperature and pressure are low; the metallogenic epoch is probably in late Dengying epoch of Sinian period.

研究表明，基底岩系可能为成矿元素Pb、Zn的主要来源；原始铅主要来源于壳幔棍合的造山带；硫同位素富集重硫，可能主要来源海水硫酸盐；矿石中稀土元素富集，轻稀土分异较明显，而重稀土分异不明显；成矿流体推测为热卤水性质，成矿温度为中低温，具有低压浅成成矿特点；矿床形成的初期应始于震旦纪灯影世晚期。

Xixia, the amount of ore contained in the Xixia King within 6.9 kilometers long, 2.1 kilometers wide region, the total ore reserves of 10 million tons, are Asia's largest open-air forsterite deposits, and with the coexistence of chromium ore.

西峡，此矿蕴含量在西峡景内长6.9公里，宽2.1公里的区域内，总矿储量达10亿吨以上，是亚洲最大的露天镁橄榄石矿床，且与铬矿共存。

New 730E frother was used in the flotation tests of common oxidized copper ore , oxidized copper ore with high combination rate and carbonaceous slabby rock copper ore of Tangdan Copper Mine.

采用730E新起泡剂对汤丹铜矿的一般氧化铜矿、高结合率氧化铜矿和碳质板岩铜矿3种矿样进行了浮选试验。

Finally, it can be concluded for the first time that there was a large time gap between diagentic process of the volcanic rocks related to the Dapingzhang VHMS deposit and the ore-forming process, then a ore-forming model of the Dapingzhang deposit can be made, that is, the deposit passed through two important stages: the ore-forming metals concentrated during formation of the Early Palaeozoic spilite-quartz keratophyre on the island-arc belt, and the mineralization caused by the Late Palaeozoic magmation.

最后，首次提出与块状硫化物矿床有关的火山岩成岩过程和成矿过程可以有较大的时间间隔。在此基础上建立了大平掌矿床的成矿模式，并认为成矿作用可能经历了两个重要阶段，即早古生代岛弧型细碧岩-石英角斑岩建造形成过程中成矿元素的初始富集和晚古生代岩浆活动最终导致成矿。

The ore-bearing fluid of the Dabaoshan deposit is related to magmatic thermal dynamic process, and volcanogene hydrothermal sedimentary polymetallic deposit on seabed was formed. The Fankou Ore-bearing fluid is related to circulation hydrothermal in deep formation, and middle-lower temperature Pb-Zn-Ag-Hg polymetallic sedimentary deposit by sea-floor thermal spring and overflowing was formed. The Hongyan ore-bearing fluid is related to the compaction water that formed by the basin's lithogeny process, and low temperature and pyrite only was formed.

大宝山型流体与岩浆热动力作用有关，形成海底火山热液沉积多金属矿床；凡口型流体与深部建造的循环热液有关，形成中低温海底热泉喷溢沉积铅锌银汞矿床；红岩型流体与盆地成岩压实水有关，形成低温单一黄铁矿矿床。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48