residual clay

См. также в других словарях:

• residual clay —    Clay or sandy clay remaining on a rock surface after removal of calcium carbonate by solution.    Compare terra rossa [10] …   Lexicon of Cave and Karst Terminology

• residual clay — noun the soil that is remaining after the soluble elements have been dissolved • Syn: ↑residual soil • Hypernyms: ↑soil, ↑dirt …   Useful english dictionary

• residual soil — noun the soil that is remaining after the soluble elements have been dissolved • Syn: ↑residual clay • Hypernyms: ↑soil, ↑dirt * * * noun : soil formed in situ by rock decay and left as a residue after the leaching out of the more soluble… …   Useful english dictionary

• Clay — For other uses, see Clay (disambiguation). The Gay Head cliffs in Martha s Vineyard consist almost entirely of clay. Clay is a general term including many combinations of one or more clay minerals with traces of metal oxides and organic… …   Wikipedia

• clay mineral — any of a group of hydrous aluminum silicate minerals, as kaolinite, illite, and montmorillonite, that constitute the major portion of most clays. [1945 50] * * * Any of a group of important hydrous aluminum silicates with a layered structure and… …   Universalium

• Clay-with-Flints — In geology, Clay with Flints was the name given by W. Whitaker in 1861 to a peculiar deposit of stiff red, brown or yellow clay containing unworn whole flints as well as angular shattered fragments, also with a variable admixture of rounded flint …   Wikipedia

• red clay — noun clay whose redness results from iron oxide (Freq. 1) • Hypernyms: ↑clay, ↑mineral * * * noun 1. : clay that usually owes its reddish color to oxide of iron 2. : a slowly accumulating abysmal deposit covering some 55,000,000 square miles of… …   Useful english dictionary

• re|sid´u|al|ly — re|sid|u|al «rih ZIHJ u uhl», adjective, noun. –adj. 1. of or forming a residue; remaining; left over: »Residual fuel oil is the thick, heavy oil left over after refining crude oil. 2. left after subtraction. 3. Geology. resulting from the… …   Useful english dictionary

• re|sid|u|al — «rih ZIHJ u uhl», adjective, noun. –adj. 1. of or forming a residue; remaining; left over: »Residual fuel oil is the thick, heavy oil left over after refining crude oil. 2. left after subtraction. 3. Geology. resulting from the weathering of rock …   Useful english dictionary

• cryptokarst —    A karst term used to describe (a) the result of subsurface removal of limestone taking place beneath permeable loess resulting in a loss of limestone and subsequent slow subsidence of the loess without noticeable surface expression, (b) the… …   Lexicon of Cave and Karst Terminology

• petroleum refining — Introduction  conversion of crude oil into useful products. History Distillation of kerosene and naphtha       The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …   Universalium