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Define millings. millings synonyms, millings pronunciation, millings translation, English dictionary definition of millings. n. 1. The act or process of grinding, especially grinding grain into flour or meal. ... milling ore; milling out; milling planer; Milling Rolls; milling somebody out; milling someone out; milling something out; milling ...
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Definition of milling grade. i. Ore containing sufficient recoverable value to warrant treatment. Ref: Pryor, 3 ii. S. Afr. An assumed average value of the ore sent to a mill, expressed as a percentage, or in pennyweights per short ton. Ref: Beerman.
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Gold Ore Milling Process. Their method of mining was then, and is now, the following: A small water-furrow is first brought in at the highest possible level on a suitable hill-side, and the stream is turned down the hill. By means of a heavy long wooden crowbar, shod with a long strongly- made chisel-pointed iron socket, and with the help of ...
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One free milling gold ore received for testing the application of the Mineral Jig in the Ball Mill Classifier circuit gave the following results: Head Ore, 0.65 oz. Gold per ton (Assayed) 0.643 oz. Gold per ton (Calculated) Amalgam from Amalgamation of Jig Concentrate: 0.471 oz. Gold from one ton head ore, or 73.3% of Gold from the original heads.
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Milling ore - Ore that contains sufficient valuable mineral to be treated by milling process. Millivolts - A measure of the voltage of an electric current, specifically, one-thouh of a volt. Minable reserves - Ore reserves that are known to be extractable using a given mining plan.
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Free milling definition is - the treatment of gold or silver ore by crushing and amalgamation.
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Definition of free-milling ore. Ore containing gold that can be readily cyanided. Click here to see list of references, authorities, sources and geographical terms as used in this glossary.
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Milling definition, an act or instance of subjecting something to the operation of a mill. See more.
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Define milling. milling synonyms, milling pronunciation, milling translation, English dictionary definition of milling. n. 1. The act or process of grinding, especially grinding grain into flour or meal. 2. The operation of cutting, shaping, finishing, or working products...
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Terms Related To 'IRON ORE': IRON ORE: Definition: ... In a 4 Hi mill, there are 4 rolls in a stand—2 upper rolls one above the other and 2 lower rolls one above the other . NB: The information under the head glossary of terms/ definitions is only for general understanding and not for any legal interpretation .
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The technical report shows that Escondida ore hosts grades more than 3.4 g/t gold (g/t Au) as milling ore. Using this cut-off, the high-grade part of the Escondida represents reserves of 289,000 tonnes of milling ore at an average drill-indicated grade of 10.54 g/t Au as of December 31, 2008. Alamos Gold Announces Escondida Mill Technical Report.
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A mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting. Such comminution is an important unit operation in many processes.There are many different types of mills and many types of materials processed in them. Historically mills were powered by hand or by animals (e.g., via a hand crank), working animal (e.g., horse mill), wind or water ().
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gold ore may be only a few one-hundredths of a percent. Therefore, the next step in mining is grinding (or milling) the ore and separating the relatively small quantities of metal from the non-metallic material of the ore in a process called 'beneficiation.' Milling is one of the most costly parts of
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For the quarter ended March 31, the average grade of mill ore had increased to 5.35 g/t Au, up from 3.87 g/t in the previous quarter, and the company received $29,435 in cash as well as 319.5 oz of gold. The story of South Pipeline. Recovered metal-oxide sludge from California Gulch is mixed with local mill ore concentrates and shipped to an ...
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