placer mining definition
2012-7-30 · Placer mining is a special opencut method for exploiting deposits of sand or gravel containing ... There is no one inclusive definition of "mining" for federal income tax purposes. The key definitions needed for a quality examination of mining operations are defined below. The glossary
2020-7-10 · Definition of placer mining in the AudioEnglish Dictionary. Meaning of placer mining. What does placer mining mean? Proper usage and audio pronunciation (plus IPA phonetic transcription) of the word placer mining. Information about placer mining …
Definition of placer-mining noun in Oxford Advanced Learner''s Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Placer mining definition: mining of placer deposits by washing, dredging, or other hydraulic methods | Meaning, pronunciation, translations and examples
2021-8-17 · 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 tunneling equipment.. Placer mining is frequently …
Hydraulic mining. Dredging. Panning. Hardrock mining. Correct Answer: Panning. Gold panning is a form of placer mining that extracts gold from a placer deposit using a pan. Dirt and gravel is placed in a pan and agitated with water. While being agitated, gold grains sink to the bottom of the pan. You have chosen the incorrect Answer.
Placer mining is a special open cut method for exploiting deposits of sand or gravel containing workable amounts of such valuable minerals. Native gold is the most important placer mineral, but
2008-11-30 · mining claim can put the land to any legal use, as he is the fee owner of the property. 4 (See Assessors''Handbook Section 560, p. 3-4.) The federal regulations define an unpatented mining claim as "a lode mining claim or a placer mining claim located and held
· Definition clarification:What is a correct definition on a Lode mining claim?What is a correct definition of a Placer mining claim?It would seem that the answer is easy and straight forward but consider this:If I have a lode claim that covers some dry river wash and an adjoining hillside and someone else files a placer claim over my Lode claim;1.
2021-9-11 · Placer mining, ancient method of using water to excavate, transport, concentrate, and recover heavy minerals from alluvial or placer deposits.Examples of deposits mined by means of this technique are the gold-bearing sands and gravel that …
2015-4-14 · The word placer is thought to have come from Catalan and Spanish, meaning a shoal or sand bar. The word entered the American vocabulary during the 1848 California Gold Rush, and when gold was discovered in Alaska and the Canadian Klondike in the late 1890s, the gold-seekers who rushed northward brought with them various placer mining …
What does placer-mining mean? The obtaining of minerals from placers by washing or dredging. (noun)
Definition of placer mining. Definition of placer mining i The extraction of heavy mineral from a placer deposit by concentration in running water It includes ground sluicing panning shoveling gravel into a sluice scraping by power scraper and excavation by dragline …
Define placer mining. placer mining synonyms, placer mining pronunciation, placer mining translation, English dictionary definition of placer mining. n. The obtaining of minerals from placers by washing or dredging. placer miner n.
placer mining: see mining mining, extraction of solid mineral resources from the earth. These resources include ores, which contain commercially valuable amounts of metals, such as iron and aluminum; precious stones, such as diamonds; building stones, such as granite; and solid fuels, such as coal and
The word placer was derived from the Spanish word meaning "sand bank." Placer mining is a special open cut method for exploiting deposits of sand or gravel containing workable amounts of such ...
Looking for definition of placer mining? placer mining explanation. Define placer mining by Webster''s Dictionary, WordNet Lexical Database, Dictionary of Computing, Legal Dictionary, Medical Dictionary, Dream Dictionary.
mining. (mi''ning) [ME] 1. The extraction of useful information from a database. Synonym: data mining. 2. The extraction from the earth of materials with industrial value, such as coal, silver, or gold. Miners are exposed to various occupational disorders, including respiratory diseases (e.g., pneumoconiosis), allergies, and traumatic injuries.
Placer Mining Definition of Placer Mining by MerriamWebster 8 hours ago Placer mining definition is - the process of extracting minerals from a placer especially by washing, dredging, or hydraulic mining .
Definition of Placer mining with photos and pictures, translations, sample usage, and additional links for more information. Lexic . Definition of Placer mining. 1. Noun. Mining valuable minerals from a placer by washing or dredging. Generic synonyms: Excavation, Mining.
11.2.1 Placer Mining. Placer deposits are loose unconsolidated and semi-consolidated materials. It forms by surface weathering, erosion of the primary rocks, transportation and concentration of valuable minerals. Small deposits of gold, tin, diamond, monazite, zircon, rutile and ilmenite are common example. These minerals are recovered by small ...
2020-9-28 · Placer Mining vs. Lode Mining. Lode mining, also known as hard rock mining, is the process of extracting gold from traditional veins of ore that are embedded within rocks and other minerals. To extract gold from lode deposits, miners usually blast, mill, …
Definition of placer-mining noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Definition of placer mining. i. The extraction of heavy mineral from a placer deposit by concentration in running water. It includes ground sluicing, panning, shoveling gravel into a sluice, scraping by power scraper and excavation by dragline, dredge or other mechanized equipment. Ref: Nelson. ii.
2018-3-12 · Before desiwng a placer mining operation, the evaluator will need information concerning the deposit under evaluation. Preliminary information helpful in ex- ploration program, mine, mill, and supplemental function design includes 1. Description of deposit access. 2. Anticipated exploration and deposit definition requirements. 3.
What is Placer Gold Mining? - Yukon - Charley Rivers ...