- chemical sedimentary rock
- 化学沉积岩
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
Sedimentary rock — Middle Triassic marginal marine sequence of siltstones (below) and limestones (above), Virgin Formation, southwestern Utah, USA Sedimentary rock are types of rock that are formed by the deposition of material at the Earth s surface and within… … Wikipedia
sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… … Universalium
sedimentary rock — noun rock formed from consolidated clay sediments • Hypernyms: ↑rock, ↑stone • Hyponyms: ↑argillite, ↑arenaceous rock, ↑argillaceous rock, ↑rudaceous rock, ↑slate, ↑ … Useful english dictionary
sedimentary rock — A consolidated deposit of clastic particles, chemical precipitates, or organic remains accumulated at or near the surface of the earth under normal low temperature and pressure conditions. Sedimentary rocks include consolidated equivalents… … Glossary of landform and geologic terms
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
rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… … Universalium
Rock — /rok/, n. a male given name. * * * I In geology, a naturally occurring and coherent aggregate of minerals. The three major classes of rock igneous, sedimentary, and metamorphic are based on the processes that formed them. These three classes are… … Universalium
Rock (geology) — In geology, rock is a naturally occurring aggregate of minerals and/or mineraloids.The Earth s outer solid layer, the ‘lithosphere’, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic. The… … Wikipedia
Sedimentary exhalative deposits — (abbreviated as SEDEX from SEDimentary EXhalative) are ore deposits which are interpreted to have been formed by release of ore bearing hydrothermal fluids into a water reservoir (usually the ocean), resulting in the precipitation of stratiform… … Wikipedia
sedimentary facies — Different, but contemporaneous and juxtaposed, sedimentary rocks. Terrigenous facies are accumulations of particles eroded from older rocks and transported to the depositional site. Biogenic facies are accumulations of whole or fragmented shells… … Universalium
chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… … Universalium