aluminum-rich

См. также в других словарях:

• aluminum — aluminic /al yeuh min ik/, adj. /euh looh meuh neuhm/, n. 1. Chem. a silver white metallic element, light in weight, ductile, malleable, and not readily corroded or tarnished, occurring combined in nature in igneous rock, shale, clay, and most… …   Universalium

• Calcium-aluminium-rich inclusion — A calcium aluminium rich inclusion or Ca Al rich inclusion (CAI) is a centimeter sized light colored calcium and aluminium rich inclusion found in carbonaceous chondrite meteorites. CAIs consist of minerals that are among the first solids… …   Wikipedia

• Crystal structure of boron-rich metal borides — Two single crystals of YB66 (1 cm diameter) grown by floating zone technique using (100) oriented seeds. In the top crystal, the seed (left from the black line) has same diameter as the crystal. In the bottom crystal (sliced), the seed is much… …   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

• pyroxene — pyroxenic /puy rok sen ik/, adj. /puy rok seen, peuh , puy rok seen /, n. any of a very common group of minerals of many varieties, silicates of magnesium, iron, calcium, and other elements, occurring as important constituents of many kinds of… …   Universalium

• mineral deposit — Introduction       aggregate of a mineral in an unusually high concentration.       About half of the known chemical elements (chemical element) possess some metallic (metal) properties. The term metal, however, is reserved for those chemical… …   Universalium

• duricrust — /door i krust , dyoor /, n. a hard crust that forms on or in soil in semiarid climates owing to cementation of soil particles. Cf. caliche, hardpan (defs. 1, 2). [ < L dur(us) hard + I + CRUST] * * * ▪ geology Introduction       surface or near… …   Universalium

• Colored gold — Ternary plot of different colors of Ag Au Cu alloys While pure gold is yellow in color, colored gold can be developed into various colors. These colors are generally obtained by alloying gold with other elements in various proportions. For… …   Wikipedia

• meteorite — meteoritic /mee tee euh rit ik/, meteoritical, meteorital /mee tee euh ruyt l/, adj. /mee tee euh ruyt /, n. 1. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid. 2. a meteoroid. [1815 25; METEOR + ITE1] * * …   Universalium

• Allende meteorite — Meteorite Name= Allende Image caption= Allende fragment Image width= 180px Type= Chondrite Class= Carbonaceous chondrite Group= CV3 Structural classification= Composition= 23.85% total iron Shock= S1 Weathering= Country= Mexico Region= Pueblito… …   Wikipedia

• Western Africa — ▪ region, Africa Introduction       region lying south of the Sahara and east and north of the Atlantic Ocean. It is latitudinally divided into two parallel belts of land: the western portion of the Sudan, a geographic area that stretches across… …   Universalium