[x] waste ▶

Sentences that have waste in common :


Source: http://www.newcriticals.com/deep-mining-deep-time/page-3 Mineral commodities used in mobile devices: Gallium (from bauxite), Germanium (from sphalerite) Graphite Indium (from sphalerite) Lithium (from amblygonite, petalite, lepidolite and spodumene) Platinum Potassium (from langbeinite, sylvite and sylvinite) Rare-earth elements (like bastnäsite, loparite, monazite and xenotime) Sand Silicon (from quartz) Silver (from argentite and tetrahedrite) Tantalum (from columbite and tantalite) Tin (from cassiterite) Tungsten (from scheelite and wolframite) Source: https://pubs.usgs.gov/gip/0167/gip167.pdf Chemical structure of the products of Sydvaranger mine, Kirkenes: Fe – 68% SiO2 – 5.00 Al2O3 – 0.30 S – 0.08 P – 0.01 Mn – 0.05 Na2O – 0.01 K2O – 0.03 CaO – 0.35 MgO – 0.45 H2O – 8.00 Size of the product: Over 0.15mm – less than 0.2% 0.053mm–0.15mm – less than 20% Under 0.053mm – up to 80% Source: http://sydvarangergruve.no/produkt 'In mining there are two types of waste.
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One is the waste you make to get to the ore.
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If you have a gold mine and the gold layer sits fifty metres below surface, you have to remove fifty metres of waste.
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The ore goes to a processing plant and there you take out the tailings and the rest is the waste of your process.
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More waste means more costs.’ From an interview with Marco Keersemaker, CITG, Technical University Delft, by Benny Nilsen, 2018.
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The slambanken is a totally artificial, man-made landscape that has formed because the waste of the iron ore processing was flushed into the fjord.
└ from 27 — BJ Nilsen


Only a small percentage of the ore is iron, the rest is slag and waste.
└ from 27 — BJ Nilsen


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