galena

[gə'li:nə]

n.方铅矿

n.

【矿】方铅矿

galena

galena[ɡə'li:nə]n.1.■【矿物】方铅矿 Pbs [亦作galenite]

1. [mass noun]a bluish, grey, or black mineral of metallic appearance, consisting of lead sulphide. It is the chief ore of lead
   方铅矿
   

1. late 17th cent.: from Latin, lead ore' (in a partly purified state)
   

galena

名词 galena:

soft blue-grey mineral; lead sulfide; a major source of lead

galena

■The shatteredaltered rock type ores have rather complex mineral assemblage:besides large quantities of metallicsulfides and oxides(pyrite,galena,spha...

为探讨此金矿床的成矿特点提供了一些矿物学依据。

■The main features are: poor pyrite, minor polymetallic sulfide but abundant galena and uneven distribution of gold.

主要特征是贫黄铁矿，多金属硫化物少，局部富含方铅矿，金的分布极不均匀；

■10.The major ore minerals are galena and sphalerite.The ore deposit is superduty in scale, associated pyrite, parAgenetic gypsum and celestine also reach the large-size deposits.

主要矿石矿物为方铅矿、闪锌矿,矿床规模达超大型,伴生的黄铁矿及共生的石膏、天青石均达大型矿床规模。

■The main silver-bearing minerals were psilomelane, pyrolusite, limonite, galena, pyrite and sphalerite.

主要载银矿物有硬锰矿、软锰矿、褐铁矿、方铅矿、黄铁矿和闪锌矿。

■FLOATABILITY STUDY OF GALENA, SPHALERITE AND PYRITE OF HUIZE LEAD-ZINC ORE

会泽铅锌矿方铅矿、闪锌矿和黄铁矿的浮游性研究

■Independent silver minerals in the deposits areargentite, native silver, polybasite and freibergite, which are mainlydistributed within galena.

但由于锌品位高于沿,闪锌矿成为银的主要载体矿物。

■Authors studied the silver in galena by means of electron paramagnetic resonance (EPR) for the first time. The results show that there is a fine structure line of the Gauss type in spectrum.

作者首次用电子顺磁共振波谱(EPR)方法,对方铅矿中的银作了研究.

■a fine wire in contact with a galena crystal acts as a rectifier

像整流器一样连接方沿矿晶体和细金属丝

■a fine wire in contact with a galena crystal acts as a rectifier.

像整流器一样连接方沿矿晶体和细金属丝。

■The chief features are the lack of pyrite and polymetallic sulfide and the partly enrichment of galena, with the ununiformity of gold distribution.

其主要特征是贫黄铁矿，多金属硫化物较少，局部富含方铅矿，金的分布极不均匀。

■Keywords floatability;galena;sphalerite;pyrite;

可浮性;方铅矿;闪锌矿;黄铁矿;

■With the increase of mechanical pressure, the corrosion couple action between galena and iron is stronger, which is deleterious to galena flotation.

增大方铅矿与铁介质间的机械力，二者之间的腐蚀电偶作用和体系的还原性增强，同样不利于方铅矿浮选。

■Volumetric Determination of Silver in Galena Ore

容量法测定方铅矿中高含量银

■Six kinds of minerals, such as pyrites, arsenopyrite, sphalerite, galena and cassiterite from various metallogenic stages, ore blocks and ore types were analyzed by EMPA.

对不同阶段、不同地段和不同类型的黄铁矿类、毒砂、黄铜矿、闪锌矿、方铅矿和锡石等6种主要矿石矿物进行了电子探针微区分析。

■As proved by study on chemical compositions,thermoelectricity and micro-elements compositions of galena,it is another important mineral with rich gold and silver contents except pyrite.

对方铅矿的化学成分、热电性和微量元素组成的研究表明,方铅矿是除黄铁矿外的另一种重要的富金、银矿物。

■Usually as intergrowths with quartz, pyrite, galena, sphalerite, cinnabar, chalcopyrite tec, various shapes .

常与石英、黄铁矿、方铅矿、闪锌矿、辰砂、黄铜矿等共生。

■With the typomorphic characteristics of galena py-roelectricity,prospecting in deep part of the deposit is discussed.

并利用方铅矿热电性的标型特征，对矿床扩大深部找矿前景问题作了讨论。

■AN EXPERIMENTAL STUDY ON GALVANIC INTERACTION BETWEEN GALENA AND PYRITE IN AN OPEN SYSTEM

开放体系下方铅矿和黄铁矿之间原电池反应的实验研究

■Epilogue.When wokers arrived at the silver Eagle near Galena one morning last month, they found the doors padlocked.

当从业人员抵达鹰银铅矿附近的一个早上上个月，他们发现大门锁着。

■Ore-forming materials of galena are from country rocks,that is biotite schist and garnet biotite schist.

形成方铅矿的成矿物质主要来源于围岩,即荆山群黑云母片岩和石榴石黑云母片岩等。

■Keywords microwave irradiation;galena;dissolution kinetics;

微波辐照;硫化铅矿;溶解动力学;

■The ore is lead mine of partial oxidation,the lead ore consists chiefly of galena and cerusite.

所处理矿石为半氧化铅矿石,矿石中铅以方铅矿和白铅矿形式产出,铅的氧化物主要为白铅矿,分布率达39%。

■Abstract: The kinetics of the dissolution of galena was investigated by monitoring the mixed potential of galena electrode in ferric sulfate solutions.

摘 要： 通过动态测量混合电位,研究方铅矿电极在不同浓度的硫酸铁溶液中溶解的动力学过程。

■Electrochemical technology was introduced to study the floatability of galena in some wastewater samples from different processes of mineral processing plant in Fankou Lead-Zinc Mine.

摘要以凡口铅锌矿选矿废水为研究对象，利用电化学技术考察了不同取样点废水对方铅矿可浮性的影响。

■The flotation of oxidized galena follows an ion-exchange mechanism, and the hypothesis proposed by Sutherland K.

支持了Sutherland K.

■Research on A New Organic Depressant ASC for Separation Chalcopyrite and Galena

新型铜铅分离有机抑制剂ASC的研究

■galena crystal detector

方铅晶体检测器

■Keywords galena;buthyl xanthate;flotation pulp electrochemistry;bulk concentrate;kinet-ics;

方铅矿;丁基黄药;浮选;混合精矿;矿浆电化学;动力学;

■Keywords galena diethyldithiocarbamate lime potential adjustment flotation;

方铅矿;乙硫氮;石灰;电位调控浮选;

■Keywords galena;diethyldithiocarbamate;lime;potential adjustment flotation;separation practice of lead-zinc sulfide mineral;

方铅矿;乙硫氮;石灰;电位调控浮选;铅锌硫化矿分选实践;

■Keywords Galena;minerageny;Jindoushan gold deposit;Yantai city;

方铅矿;成因矿物学;金斗山金矿;山东烟台;

■Keywords galena;genetic-type;pyroelectricity;Ag-Pb deposit;Luoning of HenanProvince;

方铅矿;成因类型;热电性;银铅矿床;河南洛宁;

■Keywords Galena;Oxidation;Raman spectroscopy;

方铅矿;氧化;拉曼成像光谱;

■Keywords galena;leaching;purification;ultrafine powders;lead pastes;corrosion electrochemistry;solution chemistry;

方铅矿;浸出;提纯;超细粉体;铅膏;腐蚀电化学;溶液化学;

■Keywords Galena;pyrolusit;two-ore-method;mangano-manganic-oxide;lead-sulfate;

方铅矿;软锰矿;两矿法;四氧化三锰;硫酸铅;

■Keywords Galena;Sphalerite;Pyrite;Ultrasonic cleaning;XPS;

方铅矿;闪锌矿;黄铁矿;超声波清洗;XPS;

■Keywords Galena Sphalerite Pyrite Floatability ranking flotation of lead and sulfur;

方铅矿;闪锌矿;黄铁矿;铅硫异步等可浮;

■Keywords Galena;Anode treatment;Cathode treatment;Electroflotation;

方铅矿;阳极处理;阴极处理;电化学浮选;

■EPR Analysis and Study on Isomorphic Silver in Galena

方铅矿中类质同像银的研究及EPR分析

■Galena is major carrier of silver.The silver distribution in space is similar with Lead-zinc orebody.

方铅矿为银的主要载体矿物，银的富集范围与铅锌矿体基本一致。

■Originpotential Flotation of Galena and Its Industrial Application

方铅矿原生电位浮选及应用

■One is a compound, the other an element, yet both galena and native lead are minerals.

方铅矿和自然铅，虽然一种是由化合物构成，另一种是由单元素构成，但它们二者都是矿物。

■Study on simultaneously Leaching of Pyrolusite and Flotation Galena Concentrate

方铅矿和软锰矿两矿法浸出工艺的研究

■Which means can depress galena flotation, and give one mechanism of galena depression.

方铅矿的抑制方法有哪些，并取出一种抑制机理？

■Study on the new technology of galena directly transferring to lead salt

方铅矿直接转化为铅盐新工艺的研究

■galena ore

方铅矿石

■galena detector

方铅矿石检波器 方铬矿检波器

■galena concentrate

方铅矿精矿

■The mineral galena is composed of lead sulfide. But when lead is found alone and not combined with another element, it is referred to as native lead.

方铅矿这种矿物就是由铅硫化物组成的。但如果铅以单元素形式构成物质而不与其它元素结合，便可称此种矿物为自然铅。

■Galena: Lead color, self-structured crystal, presenting mostly as contaminated products out of Sphalerite;

方铅矿：铅灰色，自形晶，多呈浸染状产于闪锌矿中。