unconsolidated rock

См. также в других словарях:

• 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

• 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 — I. /rɒk / (say rok) noun 1. Geology a. mineral matter of various composition, consolidated or unconsolidated, assembled in masses or considerable quantities in nature, as by the action of heat (igneous rock), or of water, air, or ice (sedimentary …  

• rock — I [[t]rɒk[/t]] n. 1) a large mass of stone forming a hill, cliff, or the like 2) gel a) mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable quantities in nature, as by the action of heat or… …   From formal English to slang

• rock — I. verb Etymology: Middle English rokken, from Old English roccian; akin to Old High German rucken to cause to move Date: 12th century transitive verb 1. to move back and forth in or as if in a cradle 2. a. to cause to sway back and forth < a… …   New Collegiate 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

• Underground mining (hard rock) — A three dimensional model of an underground mine with shaft access Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals[1] such as ore containing gold …   Wikipedia

• Red Rock Pass — Infobox Mountain Pass Name = Red Rock Pass Photo = RedRockPass framed.jpg Caption = Red Rock Pass Elevation = Location = Idaho, USA Range = Portneuf Range/Bannock Range Coordinates = coord|42.356895| 112.043552|type:pass Topographic Transversed… …   Wikipedia

• silt — siltation, n. silty, adj. /silt/, n. 1. earthy matter, fine sand, or the like carried by moving or running water and deposited as a sediment. v.i. 2. to become filled or choked up with silt. v.t. 3. to fill or choke up with silt. [1400 50; late… …   Universalium

• Fault gouge — is an unconsolidated tectonite (a rock formed by tectonic forces) with a very small grain size. Fault gouge has no cohesion, it is normally an unconsolidated rock type, unless cementation took place at a later stage. Fault gouge forms in the same …   Wikipedia

• Bedrock — is the native consolidated rock underlying the surface of a terrestrial planet, usually the Earth. Above the bedrock is usually an area of broken and weathered unconsolidated rock in the basal subsoil. The top of the bedrock is known as rockhead… …   Wikipedia