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galena lead encyclopedia


  • Galena | mineral | Britannica.com

    …metal is the lead sulfide galena (PbS). Galena often contains silver, zinc, copper, cadmium, bismuth, arsenic, and antimony; in fact, the value of the silver content often exceeds that of the lead, in which case it is deemed a silver ore. Other commercially significant lead-containing minerals are cerussite (lead …

  • Can you get lead poisoning from galena - Answers

    Galena is a mineral composed of lead and sulfur, and this mineral, PbS, is the primary ore of lead. There is also a good bit of silver associated with galena, and silver is often recovered as a ...

  • Lead(II) sulfide - Simple English Wikipedia, the free ...

    Lead(II) sulfide is a black solid. It does not react with acids. It reacts with air at a high temperature to make lead(II) oxide. It is one of the least toxic forms of lead. This does not mean that it is not toxic, though. It is the result of a test for hydrogen sulfide. Paper soaked in lead(II) acetate is passed through hydrogen sulfide.

  • Lead(II) sulfide - Wikipedia

    Lead(II) sulfide (also spelled sulphide) is an inorganic compound with the formula Pb S. Galena is the principal ore and the most important compound of lead. It is a semiconducting material with niche uses.

  • Galena - Wikipedia

    Galena is the largest city in and the county seat of Jo Daviess County, Illinois, with a population of 3,429 at the 2010 census. A 581-acre (235 ha) section of the city is listed on the National Register of Historic Places as the Galena Historic District.The city is named for the mineral galena, which was the ore exploited as the basis of the region's mining economy.

  • Galena, Illinois - Wikipedia

    Galena is the largest city in and the county seat of Jo Daviess County, Illinois, with a population of 3,429 at the 2010 census. A 581-acre (235 ha) section of the city is listed on the National Register of Historic Places as the Galena Historic District.The city is named for the mineral galena, which was the ore exploited as the basis of the region's mining economy.

  • Galena - Simple English Wikipedia, the free encyclopedia

    Galena is the main ore of lead.It is mostly lead(II) sulphide. Galena is one of the most common and widely used sulfide minerals.It crystallizes in the cubic crystal system often showing octahedral forms. It is often found with the minerals sphalerite, calcite and fluorite

  • The Pacific War Online Encyclopedia: Lead

    The pure lead was often alloyed with antimony or copper to increase its hardness. Compounds of lead are quite toxic, and because the body has difficulty ridding itself of lead, it is a cumulative poison. Today safer alternatives have been found for most traditional uses of lead.

  • Galena Mineral Information photos and Facts, sulfide Lead Ore

    The name galena is derived from the Latin galena, a name originally given to lead ore. It is practically the only source of lead and an important ore of silver. Metallic lead is used chiefly for batteries, as a weight, for bullets, radioactive shielding and low-fusion alloys consisting of lead, bismuth and tin.

  • Lead glance | Article about lead glance by The Free Dictionary

    lead glance: see galena galena or lead glance, lustrous, blue-gray mineral crystallizing usually in cubes, sometimes in octahedrons. It is the most important ore and the principal source of lead.

  • Galena | Illinois, United States | Britannica.com

    In 1807 the U.S. Congress created a lead-mining district, and the area soon became an active mining centre. A trading post was established in 1819, and in 1826 the city was laid out and named Galena for the lead deposits. Galena soon became one of the busiest ports on the Mississippi River, its population swelling to about 14,000.

  • Tri-State Lead and Zinc District | The Encyclopedia of ...

    There, lead ore, primarily galena (lead sulphide, PbS), and zinc ore, primarily sphalerite (zinc sulphide, ZnS, also called "jack," blende, or "resin jack"), occur in subsurface rock formations and are dug in shallow or deep mines. The Oklahoma mines tended to be deeper than others of the Tri-State.

  • Metallurgy - lead, process, ore, roasting, hearth, smelted ...

    Lead carbonate is smelted in blast furnaces with suitable fluxes—limestone and slag from previous operations—the metallic lead draining into suitable slumps at the bottom of the furnace. Lead sulphate is usually smelted in connection with other 'dies. generally galena, but it may be smelted alone by one of several methods.

  • Galena : Wikis (The Full Wiki)

    Galena is the natural mineral form of lead sulfide.It is the most important lead ore mineral.. Galena is one of the most abundant and widely distributed sulfide minerals. It crystallizes in the cubic crystal system often showing octahedral forms. It is often associated with the minerals sphalerite, calcite and fluorite.

  • Lead Facts for Kids - Kiddle

    Lead is found very rarely in the earth's crust as a metal. Normally, lead is in the mineral galena.Galena is lead sulfide.Galena is the main lead ore. History. Lead was used for thousands of years because it is easy to get from the ground and easy to shape and work with.

  • Lead - Wikipedia

    Lead is easily extracted from its ores; prehistoric people in Western Asia knew of it. Galena, a principal ore of lead, often bears silver, interest in which helped initiate widespread extraction and use of lead in ancient Rome. Lead production declined after the fall of Rome and did not reach comparable levels until the Industrial Revolution ...

  • Lead | Encyclopedia.com

    3 The principal lead ore, galena, is properly known as lead sulfide, and sulfur makes up a substantial portion of the mineral. The flotation process collects the sulfur-bearing portions of the ore, which also contains the valuable metal. First, the finely crushed ore is diluted with water and then poured into a tank called a flotation cell.

  • Galena | Encyclopedia.com

    galena (gəlē´nə) or lead glance, lustrous, blue-gray mineral crystallizing usually in cubes, sometimes in octahedrons. It is the most important ore and the principal source of lead. It consists of lead sulfide, PbS, but frequently contains silver (it is mined for this metal in some localities) and other accessory metals.

  • Galena | Article about galena by The Free Dictionary

    galena (gəlē`nə) or lead glance, lustrous, blue-gray mineral crystallizing usually in cubes, sometimes in octahedrons. It is the most important ore and the principal source of lead. It consists of lead sulfide, PbS, but frequently contains silver (it is mined for this metal in some localities) and other accessory metals.

  • Galena - New World Encyclopedia

    Galena is the natural mineral form of lead sulfide. It is one of the most abundant and widely distributed sulfide minerals. It is the most important lead ore mineral. It is also an important source of silver, which is often found in the mineral.It was once used as the semiconductor (or "crystal") in crystal radio sets.

  • Lead(II) sulfide - PubChem

    The lead sulfide (PbS) in galena is insoluble and absorption from the lung is limited; however, in the stomach, some lead sulfide may be converted to slightly soluble lead chloride which may then be absorbed in moderate quantities. International Labour Office. Encyclopaedia of Occupational Health and Safety. 4th edition, Volumes 1-4 1998.

  • LEAD - Encyclopedia Dubuque

    LEAD. Lead, the mineral upon which the mining industry of Dubuque was based, was found years later to be a significant health hazard. Lead-based paints were banned nationwide in 1978 because of health concerns. In 1992 Iowa was the first rural state to receive funding from the Centers for Disease Control for child lead poisoning prevention. (1)

  • Galena - What does galena stand for? The Free Dictionary

    After the product development Abstral was out-licensed to Kyowa Hakko Kirin Co., Ltd and the European subsidiary ProStrakan Group plc, which still holds the rights in the EU and Japan, whereas Galena Biopharma Inc holds the rights for Abstral in the US For more information about Abstral, visit

  • Galena, Kansas - Wikipedia

    The city was originally platted by the Galena Mining and Smelting Company and was to be known as Cornwall. The city was actually known as Short Creek when first established because of a nearby creek and was known as Bonanza briefly before taking the present name of Galena in 1877, which is named after the lead ore galena found in the area.

  • Lead Ore Galena In Canada - rolvaplast.be

    lead ore galena in canada - mantelzorgleiderdorp.nl. lead ore galena in canada - palikabazaar.org.in. Lead Ore Galena In Canada Lead has been used by people for a wide variety of purposes for the past Galena, a lead sulfide mineral (PbS), is the primary ore of lead. More Products; Lead Zinc Ore Galena Crusher In Canada - XSM.

  • Galena - Alchetron, The Free Social Encyclopedia

    Galena is the primary ore of lead, which is mainly used in making lead–acid batteries; however, significant amounts are also used to make lead sheeting and lead shot. Galena is often mined for its silver content, such as at the Galena Mine in northern Idaho. Also known as "potter's ore", galena is used in a green glaze applied to pottery.

  • Galena - WikiVisually

    Galena, also called lead glance, is the natural mineral form of lead sulfide. It is the most important ore of lead and an important source of silver.Galena is one of the most abundant and widely distributed sulfide minerals. It crystallizes in the cubic crystal system often showing octahedral

  • lead | Definition, Uses, Properties, & Facts | Britannica.com

    Oct 11, 2019· Lead, a soft, silvery white or grayish metal in Group 14 (IVa) of the periodic table. Lead is very malleable, ductile, and dense and is a poor conductor of electricity. Known in antiquity and believed by the alchemists to be the oldest of metals, lead is highly durable and resistant to corrosion.

  • Galena Facts for Kids - Kiddle encyclopedia

    Galena is the main ore of lead.It is mostly lead(II) sulphide. Galena is one of the most common and widely used sulfide minerals. It crystallizes in the cubic crystal system often showing octahedral forms. It is often found with the minerals sphalerite, calcite and fluorite.. Images for kids

  • Periodic Table Of The Elements Lead | Encyclopedia.com

    *lead (symbol *Pb*)* Metallic element of group IV of the periodic table [1], known from ancient times. Its chief ore is galena [2] (lead sulphide), from which lead is obtained by roasting. Exposure to lead from paints, pipes, petrol and other sources can lead to lead poisoning [3].

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