extraction of precious metals

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• METALS AND MINING — In the Bible Six metals are mentioned in the Bible and in many passages they are listed in the same order: gold, silver, copper, iron, tin, and lead. Antimony is also mentioned. The metals are referred to in various contexts, including methods of …   Encyclopedia of Judaism

• Metalworking — Machining a bar of metal on a lathe. Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to precise engine parts… …   Wikipedia

• Michael Riconosciuto — is an electronics and computer expert who was convicted on seven drug related charges in early 1992.[1] Riconosciuto professed a defense centered on the Inslaw Affair (a legal case in which the U.S. Government was charged with illegal use of… …   Wikipedia

• Seattle — This article is about the city. For other uses, see Seattle (disambiguation). Seattle   City   City of Seattle …   Wikipedia

• amalgamation — /euh mal geuh may sheuhn/, n. 1. the act or process of amalgamating. 2. the state or result of being amalgamated. 3. Com. a consolidation of two or more corporations. 4. Metall. the extraction of precious metals from their ores by treatment with… …   Universalium

• amalgamation — a•mal•ga•ma•tion [[t]əˌmæl gəˈmeɪ ʃən[/t]] n. 1) the act or process of amalgamating 2) the state or result of being amalgamated 3) mel the extraction of precious metals from their ores by treatment with mercury • Etymology: 1605–15 …   From formal English to slang

• Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury …   Wikipedia

• Mining — This article is about the extraction of geological materials from the Earth. For the municipality in Austria, see Mining, Austria. For the siege tactic, see Mining (military). For name of the Chinese emperor, see Daoguang Emperor. Simplified… …   Wikipedia

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• Metal — This article is about metallic materials. For other uses, see Metal (disambiguation). Some metal pieces Metals Alkali metals …   Wikipedia

• gold processing — Introduction  preparation of the ore for use in various products.       For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.… …   Universalium