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- poor gold ore samples 低含量金矿样
- The choice of gold ore sample preparation flow will directly influence the assay quality. 金矿样品加工制备流程的选择会直接影响化验分析质量。
- It is simple to determine Ag in gold ore by adopting Atomic Absorption Spectrum (AAS) with aqua regia dissolving ore sample and CCL4 extraction it. 采用王水溶解矿样,用CCl4萃取,原子吸收光谱法测定金矿石中的银,操作简便,结果准确
- Preparation of Certified Reference Materials for Chemical Phase Analysis of Gold Ore Samples 金矿石化学物相分析标准物质的研制
- An area containing abundant deposits of gold or gold ore. 金矿区蕴藏大量黄金或金矿的地区
- A chest for preserving ore samples. 用来保存矿石样本的箱子。
- Gold ore samples 化探样品
- Gold ore main type is auriferous quartz vein type. 金矿床主要为含金硫化物石英脉型。
- Gold ore bodies formed by every pulse and mant... 为本区的地质找矿提供了一个明显的找矿标志。
- A deposit of gold ore in an old riverbed. 富金砂矿古河床里的金砂矿床
- The scanning electron microscope (SEM)and the energy dispersive X ray spectrometer (EDX) have been employed for the identification of gold in Shandong auriferous ore samples. 运用扫描电子显微镜（SEM）及X射线能谱仪（EDX）进行金矿鉴定的实验研究，结果表明，本法比较直观、简便，可以确定金的存在形式及生成环境，并鉴定金矿物的种
- A bronze vein will give gold ore, a verite vein will give valorite and so on. 举例来说，青铜矿脉可以挖出金矿，而绿矿脉 可以挖出蓝矿。
- With traditional aqua regia decomposition of roasted ore samples,the measurement result is usually lower than the true one. 采用传统的王水分解溶样法处理焙烧矿样中的金,测定结果偏低。
- Ore-forming process of Mayoumu gold deposit can be preliminarily divided into five stages: oxide, gold-pyrite, silver-gold-sulfosalt, poor gold sulfides and carbonate stage. 西藏马攸木金矿床的热液期可初步分为5个阶段:氧化物阶段、金黄铁矿阶段、银金硫盐阶段、贫金硫化物阶段和碳酸盐阶段。
- The results of uranium in two standard uranium ore samples using TBP-levextrel presepara-tion show that both accuracy and precision are within 0.5%. 两个铀矿标样中的铀是用TBP萃淋树脂柱色层法分离后测定的;准确度和精密度均在0.;5%25以内。
- It is reported in this paper that the XRFS method was used for the determination of the major and minor elements in some imported iron ore samples. 采用无水四硼酸锂为熔剂,硝酸锂为氧化剂,经高温熔融制成的玻璃熔片,进行进口铁矿的主次元素含量测定。
- After dissolving ore samples of zinc and lead, the lead ions were precipitated.The zinc ions were titrated by EDTA.The lead precipitation was then dissolved. 利用铅锌矿中铅生成复盐沉淀,用EDTA标准溶液滴定锌,然后溶解复盐沉淀,加入过量EDTA标准溶液,用硝酸铅标准溶液反滴定。
- Lab.-used XFD Series Single Flotation Cell is provided for flotation of minor ore samples in labs of geological, metallurgical, building material, chemical and other industries. 实验室用XFD型系列单槽式浮选机供地质、冶金、建筑材料、化学等工业实验室浮选少量矿样用。
- Gold ore occurs within the spilite tectonccla-stic belt and bears a close relation to altered pyrite. 金矿化产于细碧岩构造破碎带内,与蚀变黄铁矿关系最为密切。
- On the Relation between Alteration of Surrounding Rock and Gold Mineralization in the Xinchen Gold Ore Deposit. 浅谈新城金矿床围岩蚀变与金矿化的关系
