Processed Minerals and Ores

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....lclay, manganese dioxide ore. (ii) Processed or activated-bentonite, diatomious earth, fullers earth. (iii) Processed-kaoline (china clay), whiting, calcium carbonate. (iv) Beneficated-chromite, flourspar, graphite, vermiculite, ilmenite, brown ilmenite (lencoxene) rutile, monazite and other mineral concentrates. (v) Mica blocks, mica splittings, mica condenser films, mica powder, micanite....

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.... means without altering the minerological identity; (b) pulverisation, calcination or micronisation; (c) agglomeration from fines; (d) cutting and polishing; (e) washing and levigation; (f) benefication by mechanical crushing and screening through dry process; (g) sizing by crushing, screening, washing and classification through wet process; (h) other upgrading techniques such a....