chemical mining

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• Mining in Pakistan — Mining is an important industry in Pakistan. Pakistan has deposits of several minerals including coal, copper, gold, chromite, mineral salt, bauxite and several other mierals. There are also a variety of precious and semi precious minerals that… …   Wikipedia

• Mining in New Zealand — began when the indigenous Māori quarried rock such as argillite in times prior to European colonisation.[1] Mining by Europeans began in the latter half of the 19th century. New Zealand has abundant resources of coal, silver, iron ore, limestone… …   Wikipedia

• Mining archaeology in British Isles — Mining Archaeology is a specific field well developed in the British Isles during recent decades. A reason of ongoing interest in this field is the particular bond between regional history and the exploitation of metals. References to mines in… …   Wikipedia

• Chemical burn — Classification and external resources Chemical burn caused by exposure to a sodium hydroxide solution. ICD 10 T26 T28 …   Wikipedia

• Chemical graph theory — is the topology branch of mathematical chemistry which applies graph theory to mathematical modelling of chemical phenomena.[1] The pioneers of the chemical graph theory are Alexandru Balaban, Ivan Gutman, Haruo Hosoya, Milan Randić and Nenad… …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• 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

• Mining in Limburg — Coal mining in Limburg, a province of the Netherlands, has taken place since the 16th century. Near the Augustinian Abbey of Rolduc, coal is found very close to the surface. The abbey owned the coal, and beginning in the 16th century hired local… …   Wikipedia

• Chemical engineering — Process engineers design, construct and operate plants Chemical engineering is the branch of engineering that deals with the application of physical science (e.g., chemistry and physics), and life sciences (e.g., biology, microbiology and… …   Wikipedia

• Mining engineering — Surface coal mine with haul truck in foreground Mining engineering is an engineering discipline that involves the practice, the theory, the science, the technology, and application of extracting and processing minerals from a naturally occurring… …   Wikipedia

• chemical element — Introduction also called  element,         any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed.       This article considers the… …   Universalium