Hydraulic mining is a form of mining that uses high-pressure jets of water to dislodge rock material or move sediment. In the placer mining of gold or...

separate the precious material from the deposit, a method known as hydraulic mining, hydraulic sluicing or hydraulicking. The word placer derives from the Spanish...

different hydraulic applications were developed, including public water supplies, innumerable aqueducts, power using watermills and hydraulic mining. They...

Hydraulic engineering as a sub-discipline of civil engineering is concerned with the flow and conveyance of fluids, principally water and sewage. One...

of large volumes of water brought to the minehead by aqueducts for hydraulic mining. The exposed rock was then attacked by fire-setting, where fires were...

Fracking (also known as hydraulic fracturing, fracing, hydrofracturing, or hydrofracking) is a well stimulation technique involving the fracturing of...

Valley. The farmers who brought the suit claimed that the company's hydraulic mining operations (which were used to mine gold in the years following the...

Mining in ancient Rome utilized hydraulic mining and shaft mining techniques in combination with equipment such as the Archimedes screw. The materials...

mountains), a Roman mining technique described by Pliny the Elder in 77 AD. The technique employed was a type of hydraulic mining which involved undermining...

alluvial tin deposits, and is known as hydraulic mining. A smaller scale version of the same method is placer mining, and both may have been used to work...

especially in Ireland and Spain. Romans employed slave labour and used hydraulic mining methods, such as hushing and ground sluicing on a large scale to extract...

16, 2023. Manson Creek historic society, hydraulic mining Quest Connect, dredges National Park Service, Mining History and Technique ExploreNorth The Pedro...

on Bodmin Moor, for example, where there are extensive traces of a hydraulic mining method known as streaming. The current major tin production comes from...

mill pond. Other common uses for leats include delivery of water for hydraulic mining and mineral concentration, for irrigation, to serve a dye works or...

industry, known as a log flume. They were also extensively used in hydraulic mining and working placer deposits for gold, tin and other heavy minerals...

locations. Hydraulic mining was used on ancient gold-bearing gravel beds on hillsides and bluffs in the gold fields.: 89  In hydraulic mining, a high-pressure...

debris, called hydraulic mining, as well as washing comminuted, or crushed, ores and driving simple machinery. The Romans used hydraulic mining methods on...

were also skilled in mining, building aqueducts needed to supply equipment used in extracting metal ores, e.g. hydraulic mining, and the building of reservoirs...

businessman and entrepreneur, notable for his contribution to developing hydraulic mining and for building water systems, especially in the Bay Area, so much...

employed high pressure hydraulic mining methods which washed down whole hillsides and ate up the gulch floor. The hydraulic mining process left huge spoil...

Malakoff Diggins, the largest hydraulic mining site in California, United States. The mine was one of several hydraulic mining sites at the center of the...

1853, hydraulic mining was used on ancient gold-bearing gravel beds on hillsides and bluffs in the goldfields. In a modern style of hydraulic mining first...

of hydraulic mining debris into the Sacramento River, effectively eliminating large-scale hydraulic operations. For the next 14 years, drift mining placer...

but died out by 1853. Malakoff Diggings was known for its booming hydraulic mining. Placer County – Colfax was known for a main station for supplies from...

Hardrock mining (in California called quartz mining) began in 1849, and placer mining by hydraulic mining began in 1852. Despite the new mining methods...

one billion cubic yards (760×10^6 m3) of river sediment and lesser hydraulic mining debris was dredged to produce an estimated 5.14 million ounces (146×10^6 g)...

large-scale industrial hydraulic mining left a much greater impact. About 25 million cubic yards (19,400,000 m3) of hydraulic mining debris was carried down...

the fact that they are always under the hydraulic roof supports when they are extracting coal. Longwall mining has traditionally been a manual process...

definition of a miner's inch varies by location. In hydraulic mining and some forms of placer mining, as well as ore dressing, a large and regular supply...

enjoyed further success with the introduction of hydraulic mining in 1854. Unlike many of the mining camps that amounted to little more than tent shantytowns...