igneous-sedimentary rocks
1igneous 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 …
2Igneous rock — Geologic provinces of the world (USGS)   Shield …
3Sedimentary 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… …
4sedimentary 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… …
5sedimentary — Aqueous A que*ous, a. [Cf. F. aqueux, L. aquosus, fr. aqua. See {Aqua}, {Aquose}.] 1. Partaking of the nature of water, or abounding with it; watery. [1913 Webster] The aqueous vapor of the air. Tyndall. [1913 Webster] 2. Made from, or by means… …
6Igneous differentiation — In geology, igneous differentiation is an umbrella term for the various processes by which magmas undergo bulk chemical change during the partial melting process, cooling, emplacement or eruption. Contents 1 Definitions 1.1 Primary melts 1.2… …
7igneous rock — Rock formed by the cooling and solidifying of the subterranean molten mass of the earth. Examples of igneous rocks include: basalt, diorite, dolerite, granite, granodiorite, obsidian, and porphyry. Also see metamorphic rock, Mohs Scale of… …
8Formation of rocks — This article discusses how rocks are formed. There are also articles on physical rock formations, also known as strata, and the formal naming of geologic formations. The three main ways rocks are formed: * Sedimentary rocks are formed through the …
9Aqueous rocks — Aqueous A que*ous, a. [Cf. F. aqueux, L. aquosus, fr. aqua. See {Aqua}, {Aquose}.] 1. Partaking of the nature of water, or abounding with it; watery. [1913 Webster] The aqueous vapor of the air. Tyndall. [1913 Webster] 2. Made from, or by means… …
10Large igneous province — Only a few of the largest Large Igneous Provinces are indicated (by the dark purple areas) on this geological map, which depicts crustal geologic provinces as seen in seismic refraction data. A Large Igneous Province (LIP) is an extremely large… …
