silver-bearing lead

Mira otros diccionarios:

• silver processing — Introduction       preparation of the ore for use in various products.       Silver has long been valued for its white metallic lustre, its ability to be readily worked, and its resistance to the corrosive effects of moisture and oxygen. The… …   Universalium

• Silver mining in the United States — began on a major scale with the discovery of the Comstock Lode in Nevada in 1858. The industry suffered greatly from the demonetization of silver in 1873 by the Crime of 73, but silver mining continues today.The United States produced 1,200… …   Wikipedia

• Silver mining in Colorado — Silver mining in Colorado, a state of the United States has taken place since the 1860s. In the past, Colorado called itself the Silver state . (Nevada also calls itself the Silver state ; in reality, the US state which has produced the most… …   Wikipedia

• lead processing — Introduction       preparation of the ore for use in various products.       Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… …   Universalium

• silver — silverer, n. silverish, adj. silverless, adj. silverlike, adj. silverness, n. /sil veuhr/, n. 1. Chem. a white, ductile metallic element, used for making mirrors, coins, ornaments, table utensils, photographic chemicals, conductors, etc. Symbol:… …   Universalium

• Silver — /sil veuhr/, n. Abba Hillel /ab euh/, 1893 1963, U.S. rabbi, born in Lithuania. * * * I Metallic chemical element, one of the transition elements, chemical symbol Ag, atomic number 47. It is a white, lustrous precious metal, valued for its beauty …   Universalium

• Silver mining in Nevada — Silver mining in Nevada, a state of the United States, began in 1858 with the discovery of the Comstock Lode, the first major silver mining district in the United States. Nevada calls itself The silver state . In 2006, Nevada was the nation s… …   Wikipedia

• Silver — This article is about the chemical element. For the color, see Silver (color). For other uses, see Silver (disambiguation). palladium ← silver → cadmium …   Wikipedia

• Lead Belt — The Lead Belt is a lead mining district in the southeastern part of Missouri. Counties in the Lead Belt include Saint Francois; Crawford; Dent; Iron; Reynolds; and Washington. European lead mining started in 1720, by Philip Francois Renault of… …   Wikipedia

• US Silver — Corporation (Tsxv|USA) is a mining company based in Wallace, Idaho near Coeur d Alene, Idaho. The Chairman of the Company is John P. Ryan, the CEO is Bruce Reid, and the President is Mark Hartmann.In 2006 USSC purchased the Coeur, Caladay, and… …   Wikipedia

• White lead — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… …   The Collaborative International Dictionary of English