mineralogical technique

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• geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …   Universalium

• Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

• Mineralogy — is the study of chemistry, crystal structure, and physical (including optical) properties of minerals. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical… …   Wikipedia

• asteroid — asteroidal, adj. /as teuh royd /, n. 1. Also called minor planet. Astron. any of the thousands of small bodies of from 480 miles (775 km) to less than one mile (1.6 km) in diameter that revolve about the sun in orbits lying mostly between those… …   Universalium

• Karl Hugo Strunz — est un minéralogiste allemand, né le 24 février 1910 à Weiden in der Oberpfalz et mort le 19 avril 2006 à Unterwössen. Il a développé la classification moderne des minéraux, dite classification de Strunz. Sommaire 1 Études et… …   Wikipédia en Français

• Frank Hawthorne — Frank Christopher Hawthorne FRSC (born 1946) is a Canadian mineralogist and crystallographer.Born in Bristol, England, he received a Bachelor of Science degree from Imperial College London in 1968 and an Associateship of the Royal School of Mines …   Wikipedia

• Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …   Universalium

• Thomas Edvard Krogh — Thomas Edvard Tom Krogh, FRSC (1936 ndash; April 29, 2008) was a geochronologist and a former curator for the Royal Ontario Museum. He revolutionized the technique of radiometric uranium lead dating with the development of new laboratory… …   Wikipedia

• igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …   Universalium

• Mortar (masonry) — For other uses, see Mortar (disambiguation). Mortar holding weathered bricks Mortar is a workable paste used to bind construction blocks together and fill the gaps between them. The blocks may be stone, brick, cinder blocks, etc. Mortar becomes… …   Wikipedia

• X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… …   Wikipedia