- rock forming element
- 造岩元素
English-Chinese geology dictionary (英汉地质大词典). 2013.
English-Chinese geology dictionary (英汉地质大词典). 2013.
Rock art — is a term in archaeology for any man made markings made on natural stone. They can be divided into:*Petroglyphs carvings into stone surfaces *Pictographs rock and cave paintingsIn addition, petroforms and inukshuks are rock art made by aligning… … Wikipedia
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 — 1. n. 1 a the hard material of the earth s crust, exposed on the surface or underlying the soil. b a similar material on other planets. 2 Geol. any natural material, hard or soft (e.g. clay), consisting of one or more minerals. 3 a a mass of rock … Useful english dictionary
Rock — 1. n. 1 a the hard material of the earth s crust, exposed on the surface or underlying the soil. b a similar material on other planets. 2 Geol. any natural material, hard or soft (e.g. clay), consisting of one or more minerals. 3 a a mass of rock … Useful english dictionary
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
Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare … Wikipedia
Igneous rock — Geologic provinces of the world (USGS) Shield … Wikipedia
Incompatible element — is a term used in petrology and geochemistry. During the fractional crystallization of magma, and magma generation by the partial melting of the Earth s mantle and crust, elements that have difficulty in entering cation sites of the minerals are… … 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
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium