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what are the types of placer gold mining yahoo answers

What are the types of placer gold mining? Yahoo Answers

Sep 21, 2008 Placer gold mining is basically just picking up rubble and panning it or putting it through a slush box. (Just finding a gold nugget does not count, but that is a good indicated that is a good place to start looking for more!) There are two types. The first type is wet panning.get price

what are the three types of mining? Yahoo AnswersFeb 05, 2012what type of rocks is gold found in? Yahoo AnswersSep 02, 2010How and why was mercury used in placer gold miningMay 18, 2010how is gold mining done? Yahoo AnswersNov 26, 2006See more results

Placer mining Wikipedia

Placer mining / ˈ p l æ s ər / is the mining of stream bed deposits for minerals.This may be done by open-pit (also called open-cast mining) or by various surface excavating equipment or tunnelling equipment.. Placer mining is frequently used for precious metal deposits (particularly gold) and gemstones, both of which are often found in alluvial deposits—deposits of sand and get price

What are the types of mining? Yahoo Answers

Mar 29, 2010 Mining techniques can be divided into two common excavation types: surface mining and sub-surface (underground) mining. Surface mining is much more common, and produces, for example, 85% of minerals (excluding petroleum and natural gas) in the United States, including 98% of metallic ores.get price

Who coined the phrase "the mother load Yahoo Answers

May 22, 2008 There are 2 types of gold mining Placer and Load mining. Placer mining is getting the gold out of rivers and other places that pieces of the gold has been sorted and deposited over the years. Load (or Hard Rock) mining is getting the gold from the source, usually quarts veins in the rocks.get price

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Placer Mining Methods Mineral Processing & Metallurgy

EquipmentScopeIndustryResourcesResultsCompositionIntroductionTerminologyHere is practical, timely information on Placer Mining Methods and equipment used in placer gold recovery. Included is detailed information on equipment, practices, recovery factors, efficiency, design, and, where available, costs. Selected gold recovery operations are described in detail. In addition, the reported efficiency and reliability of various types of equipment used today is presented. One notable meSee more on 911metallurgist

What Is Placer Gold and Where Do I Find It?

Oct 20, 2015 Placer Gold: The Stuff You Gold Pan For. To start off, there are two types of gold deposits: lode and placer. Typically, lode deposits are the traditional veins of ore that are embedded in rocks and minerals. To recover gold from lodes, miners have to blast, mill, or treat the rock with chemicals to recover the gold inside.get price

Is there any placer gold near or in ottawa? Yahoo Answers

Sep 11, 2010 Apparently, enough gold have been lost over the years to make that profitable. Other than that, no. As you know, placer gold comes from a vein of rock in a mountain higher up. There are no mountains near Ottawa! I am also not aware of any gold mining in the area, and I lived there for many years.get price

» Placer Gold Deposits Pay Off!

The less common types of placers, e.g., Glacial, Aeolian, Bajada and beach placers will not be covered in this article. Alluvial Placer Gold Deposits. Definition: Alluvial deposits are the most common type of placer gold deposit. This category includes fluxial (river and stream) placers which formed in well-defined channels.get price

Is there a sertant type of rock gold is found in? Yahoo

Jan 14, 2009 These deposits represent palaeo-placer gold deposits and are somewhat akin to the placer gravels found in the Yukon, in California and the South Island of New Zealand. Whilst these Proterozoic conglomerates contribute significantly to world gold mine production, it would be VERY UNTRUE to say that gold is confined to this rock type.get price

(PDF) PLACERS AND PLACER MINING ResearchGate

Placer mining : Placer mining is used to explo it loosely consolidated deposits like comm on sand and gravel or gravels containing gold, tin, d iamonds, platinum, titanium, or gem s. Placer miningget price

how do you mine alluvial gold? Yahoo Answers

Nov 28, 2008 It can be used not only for placer gold mining, but also for hard rock mining to recover the natural gold, replacing amalgamation. It is also used to recover gold from the tailings. There are many applications where the gold concentrator is of particular value and cannot be equaled for economical and efficient performance.get price

What geographical obstacles did miners face in Yahoo

Sep 13, 2012 What geographical obstacles did miners face in getting to gold and silver mines? Answer Save. 1 Answer. bench lands were then claimed, but, placer gold mining needs water, and there was no water higher up. In fact, the creeks were so small, that mining often had to stop, as there was not enough water even down low. Get your answers byget price

Is there a sertant type of rock gold is found in? Yahoo

Jan 14, 2009 These deposits represent palaeo-placer gold deposits and are somewhat akin to the placer gravels found in the Yukon, in California and the South Island of New Zealand. Whilst these Proterozoic conglomerates contribute significantly to world gold mine production, it would be VERY UNTRUE to say that gold is confined to this rock type.get price

best streams or rivers to pan for gold north of barrie

Jan 08, 2011 Gold mining in Ontario is sub-surface, meaning that the whole operation is under ground, with deep vertical shafts, down to 4,000 feet in depth. It is all drill and blast, hard rock mining.. Placer mining, in streams, in just about nonexistent in Ontario. Placer mining is more likely to be found in the Yukon or NWT rivers. A long drive to panget price

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Gold mining science homework? Yahoo Answers

Oct 02, 2011 Gold from mining is the major source and it is usual to crush the granite or other rock so the gold can be removed by treating the crushed rock with cyanide or mercury which dissolve the gold and the gold is removed from the solvent with the solvent being recirculated.get price

What types of minerals are mined using shaft mining? Yahoo

Apr 17, 2006 Shaft mining costs WAY more than open pit mining, and is also more complicated and dangerous. In order to justify shaft mining, you need to have a very high-grade resource. "Grade" means your concentration of the desired metal per unit (such as weight % Copper or parts per million gold). Grade basically controls the economics of everything.get price

What type of chemical reaction takes place when Gold is

Oct 24, 2019 Answers. Not sure what you are thinking about but sometimes mercury is used in gold mining to capture what is commonly referred to as flour Gold. Gold so fine that it floats on water. You can only upload files of type PNG, JPG, or JPEG. You can only upload files of type 3GP, 3GPP, MP4, MOV, AVI, MPG, MPEG, or RM.get price

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Where is gold found on Earth? Yahoo Answers

May 04, 2008 Gold is an ingredient, so it became into formed on the initiating of the universe, purely like all different components. Gold reaches the exterior of the Earth by cracks in bedrock, the place superheated water incorporates dissolved gold. because of the fact the water cools down, the gold precipitates out of answer and types veins interior the rocks.get price

Where is the best place to find gold in Southern Yahoo

Apr 17, 2007 It had a total production through 1946 of 9,700 ounces. There are many area claims and prospects, and the River Mining Company Claims are the most productive for placer and lode gold. In Placerita Canyon State Park near Newhall, it is the area of original productive placer operations, in present gravel deposits you can still find placer gold.get price

where can i pan for gold in manitoba, canada? Yahoo Answers

Sep 18, 2013 Some quick reading after googling "gold panning southern manitoba" indicates that there is very very little placer gold (that's the kind you can pan from a river; it's pronounced "plasser") in any part of Manitoba, and that gold in any form is rare in southern Manitoba except get price

By-products of mining gold? Yahoo Answers

Jun 11, 2012 Chemicals used in extracting the gold from the crushed rock are nasty and may be dumped or leak into the water supply, poisoning it for fish or people to use. Depending on the kind of mining operation, physical transport of the ore by truck may get price

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Discovery of Gold in North America? Yahoo Answers

Sep 01, 2009 Successive gold rushes occurred in western North America, moving north and east from California: Fraser Canyon, the Cariboo district and other parts of British Columbia, and the Rocky Mountains. Resurrection Creek, near Hope, Alaska was the site of Alaska's first gold rush more than a century ago, and placer mining continues today.get price

what are the types of placer gold mining yahoo answers

· Yahoo UK & Ireland Answers this kind of gold is called placer gold and can be tken rom gold-bearig streams Gold from mining is the major source and it is usual to crush the granite or other rock so the gold can be removed by treating the crushed rock with cyanide or mercury which dissolve the gold and the gold is removed fromget price

Where is gold found on Earth? Yahoo Answers

May 04, 2008 Gold is an ingredient, so it became into formed on the initiating of the universe, purely like all different components. Gold reaches the exterior of the Earth by cracks in bedrock, the place superheated water incorporates dissolved gold. because of the fact the water cools down, the gold precipitates out of answer and types veins interior the rocks.get price

What geographical obstacles did miners face in Yahoo

Sep 13, 2012 What geographical obstacles did miners face in getting to gold and silver mines? Answer Save. 1 Answer. bench lands were then claimed, but, placer gold mining needs water, and there was no water higher up. In fact, the creeks were so small, that mining often had to stop, as there was not enough water even down low. Get your answers byget price

What types of minerals are mined using shaft mining? Yahoo

Apr 17, 2006 Shaft mining costs WAY more than open pit mining, and is also more complicated and dangerous. In order to justify shaft mining, you need to have a very high-grade resource. "Grade" means your concentration of the desired metal per unit (such as weight % Copper or parts per million gold). Grade basically controls the economics of everything.get price

placer gold in france shoppenvoorjedorp.nl

What are the types of placer gold mining? Yahoo 2008-9-22 · Best Answer: Placer gold mining is basically just picking up rubble and panning it or putting it through a slush box. (Just finding a gold nugget does not count, but that is a good indicated that is a good place to start looking for more!) There are two types.get price

Is their gold on Mars? Yahoo Answers

Sep 28, 2007 Well, of course there is gold. Could we mine it is another question. On earth, gold deposits have formed in three basic ways: by accumulation of gold and gold-enriched minerals during crystallization of magma with the earth; by the hydrothermal (hot waters) transport and concentration of gold in the shallow crust and at the earth surface (such as hot springs in New get price

By-products of mining gold? Yahoo Answers

Jun 11, 2012 Chemicals used in extracting the gold from the crushed rock are nasty and may be dumped or leak into the water supply, poisoning it for fish or people to use. Depending on the kind of mining operation, physical transport of the ore by truck may result in damage to roadways and pollution from fuel.get price

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What are the places people try to find gold called? Yahoo

Feb 11, 2012 Sometimes people pan for gold, from a stream, a mountain stream. The gold gets eroded up in the mountains and washed down into the sandy areas of the stream. EDIT: Places where there are sediments that may contain gold are called placers, or placer deposits, which might be a word that would fit what you want.get price

de rockers for placer mining

de rockers for placer mining allhandsondeck.nl. De Rockers For Placer Mining ipos-mk.cz. A rocker the average miner could work one cubic by the expeditions of AntonioEspejo and Juan de early placer mining; rockers and sluices were the. Gold Rocker Box 911 Metallurgist. Jul 3, 2018 One of the first devices used after the gold pan was the goldget price

Discovery of Gold in North America? Yahoo Answers

Sep 01, 2009 Successive gold rushes occurred in western North America, moving north and east from California: Fraser Canyon, the Cariboo district and other parts of British Columbia, and the Rocky Mountains. Resurrection Creek, near Hope, Alaska was the site of Alaska's first gold rush more than a century ago, and placer mining continues today.get price

runescape gold mining? Yahoo Answers

Jun 26, 2008 the dwarvian mines, and use the escape hatch in varrack which is in seconds of walking distance from the nearest bank. However there are only 2 gold ores down there so try to switch to a world with little competition for those .get price

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i have black sand mixed with gold. how do i get it Yahoo

Sep 29, 2008 This Gold centrifugal concentrator is kind centrifugal concentration equipment. It can be used not only for placer gold mining, but also for hard rock mining to recover the natural gold, replacing amalgamation. It is also used to recover gold from the tailings.get price

Alaska gold mining seasons? Yahoo Answers

Nov 16, 2011 Alaska gold mining seasons? I'm wondering how long, and when the mining seasons in alaska are for mining gold. I have seen a few episodes of gold rush on history channel and they keep talking about how short the mining season is. Approximately what months can one mine gold in alaska? Is there a set time as to when you...get price

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where can gold be found? Yahoo Answers

May 21, 2007 Large masses of gold-bearing rock rich enough to be called ores are unusual. Two types of deposits containing significant amounts of gold are known: hydrothermal veins, where it is associated with quartz and pyrite (fool's gold); and placer deposits, both consolidated and unconsolidated, that are derived from the weathering of gold-bearing rocks.get price

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