scale sluicing

См. также в других словарях:

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• Mining methods of the Klondike Gold Rush — See also: Klondike Gold Rush, Mining Contents 1 During the Klondike Gold Rush (1896 1910) 1.1 Methods of bringing out the gold 1.1.1 Underground mining …   Wikipedia

• Roman Empire — For other senses of the term, see Roman Empire (disambiguation). Imperium Romanum redirects here. For the video game, see Imperium Romanum (video game). Roman Empire Senatus Populusque Romanus (SPQR) The Senate and …   Wikipedia

• Natural History (Pliny) — Naturalis Historia, 1669 edition, title page. The title at the top reads: Volume I of the Natural History of Gaius Plinius Secundus. The Natural History (Latin: Naturalis Historia) is an encyclopedia published circa AD 77–79 by Pliny the… …   Wikipedia

• Hydraulic mining — Hydraulic mining, or hydraulicking, is a form of mining that employs water to dislodge rock material or move sediment. Previously, the use of a large volume of water had been developed by the Romans to remove overburden and then gold bearing… …   Wikipedia

• Central Otago Gold Rush — …   Wikipedia

• Wau — Infobox PNG Place type = town name = boto othername =amput province = mor llg = dot x = 93 dot y = 94 caption = A satellite image of Wau and her mines, looking towards Bulolo pop = 5,000 popdate = 2005 est poprank = 26th est = postcode =… …   Wikipedia

• Lothal — (Gujarātī: લોથલ, IPA2|ˈloːtʰəl, Eng: Mound of the Dead) was one of the most prominent cities of the ancient Indus valley civilization. Located in the modern state of Gujarāt and dating from 2400 BCE, it is one of India s most important… …   Wikipedia

• Placer mining — (pronounced plass er ) refers to the mining of alluvial deposits for minerals. This may be done by open pit (also called open cast mining) or by various forms of tunneling into ancient riverbeds. Excavation may be accomplished using water… …   Wikipedia

• Pliny the Elder — Gaius or Caius Plinius Secundus, (AD 23 – August 25, AD 79), better known as Pliny the Elder, was an ancient author, naturalist or natural philosopher and naval and military commander of some importance who wrote Naturalis Historia . He is known… …   Wikipedia

• Gold rush — A gold rush is a period of feverish migration of workers into the area of a dramatic discovery of commercial quantities of gold. Eight gold rushes took place throughout the 19th century in Argentina, Australia, Brazil, Canada, Chile, New Zealand …   Wikipedia