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Placer in a sentence

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Sentence count:39Posted:2017-11-17Updated:2020-07-24
Similar words: placer miningplacelacerateplacedlaceratedlacerationreplacein placeMeaning: ['plæsə(r)]  n. an alluvial deposit that contains particles of some valuable mineral. 
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1) In which a long history of placer gold mining.
2) Liaoning Xiuyan Nephrite Placer Deposit ( XNPD ) is a secondary deposit of primary nephrite ore.
3) Shore REE placer is one of the most important exogenetic ore deposits of REE.
4) A new technic of purifying gold, silver from placer gold without pollution was proposed.
5) Friend gold placer is located in Amazon basin of the south of Peru. It is characterized by the classic feature of selva and unique hydrology.
6) The method of gold placer mineral includes significant prospecting information in the prospecting assessments gold deposits.
7) The writer takes Baishui gold placer as an example and suggests a "synthetic block method"for the calculation of gold placer reserves.
8) Placer tin deposit in Xupu occurs in alluvial sediment of Quatemary SyStem and CaSSiterite chiefly concentrates at the bottom of Gravel layers.
9) I got educated on placer mining,[http://sentencedict.com/placer.html] and heard all about the controversy over the use of water cannons .
10) Placer mining: Oldest method of recovering gold from alluvial deposits.
11) The studied platinum - gold placer occurs in Quaternary alluvial - diluvial a piedmont valley of ultrabasic rocks, Northwest China.
12) Thus, an intermediate store body of formation gold placer was formed. Being raised earth crust intermittently, havigng affected of sanking stream, gold placer and gravel were retained...
13) The valuable heavy placer minerals consist of ilmenite, monazite, zircon, and rutile etc, which are mainly distributed in calcareous biological sand in the Beikang, Nankang and Zengmu submarine banks.
14) The REE contents of 84 placer gold samples and 7 hard rock gold samples in Heilongjiang province are determined by plasma mass spectrographic analysis.
15) Dredging is the most important placer - mining method today.
16) In conducting coastal open air placer mining or shore-based well drilling to exploit seabed mineral resources, effective measures must be taken to prevent pollution to the marine environment.
17) It is indicated that placer gold and antimonial (auriferous) quartz-calcite vein, calcite vein are the same origin, which are major of the metallic matter resources.
18) The objection to the placer origin have centred around the softness of uranium compounds.
19) This discovery has practical significance for look for placer gold deposit in Guangxi.
20) The chemical compositions of 84 placer gold samples and 7 rock gold samples province were studied.
21) A placer gold area is usually distributed in the flowing regions of plain terrain, belt-like rivers.
22) High mineral sand washing cleanliness, suitable for washing separation of placer gold with great viscosity.
23) Tungsten mineralization types in Yaoling zone are divided into quartz vein, greisen, altered granite and placer.
24) The origin of the deposit belongs to Quarternary eluvial placer type.
25) A "three-in-one" sign can be as the prospecting model for primary kimberlite. One aspect of the sign is anomalies of heavy placer minerals in which the pyrope with high Cr and low Ca occurs.
26) The native minerals originating from Tertiary basanite of Yaoshan formation, the placer is in water systems around Fangshan.
27) Eraluating the mined area is one of effective and dependable ways for exploring placer gold.
28) The associated minerals are the important indicator of the genesis and enrichment of placer gold.
29) This paper describes basic characteristics of dredging, application of dredging technology in the world beach placer mining, and dredging future.
30) The checking computation of structural size of gold dredge in mining of gold placer is a key link of mine design, however it hasn't attracted enough attention in the country.
More similar words: placer miningplacelacerateplacedlaceratedlacerationreplacein placeplaceboplacentamisplaceplace matgo placesdisplaceout of placecomplacentsomeplacein place ofworkplaceholy placereplace bymisplacedwork placeplacentaltake placeplacementfireplacecomplacencycomplacencecommonplace
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