Download Minerals Handbook 1990–91: Statistics and Analyses of the by Phillip Crowson PDF

By Phillip Crowson

Drawn from a really wide variety of resources the information during this instruction manual conceal forty six minerals: this new version is up-to-date to the newest on hand figures and costs. the information supplied hide international reserves, international mine construction (refinery and first production), reserve/production ratios, finish use styles, substitutes, technical percentages, costs and advertising and marketing preparations.

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Namibia's output comes from Tsumeb Corporation. ----------_ . / 160 140 120 100 80~--~---~--~----~--~---~--~---~----~--~ 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 Arsenic Mexican Trioxide fob Texas WORLD PRODUCTION 1979 to 1989 Index Numbers 1989 • 100 110 100 80 70 60L---~---L--~--~L---~---L--~----~--~--~ 1979 1980 1981 1982 1983 Arsenic 40 1984 1985 1986 1987 1988 1989 SUPPLY AND DEMAND BY MAIN MARKET AREA 1987 UK 1988 1987 EC(12) 1988 1987 Japan 1988 14010 14020 n/a 500 n/a 500 1987 USA 1988 Produetion (tonnes of arsenic trioxide) Mine Production Refinery Net Imports Arsenic trioxide Metallic arsenic (a) (b) (c) 4609 (c) 3804 152 (a) 58 4038 552 (a) 3816 (c) 352 325 104 42 (b) 9 26843 631 28056 600 7 7 26 5 18 18 1 17 5 30 4 13 24 Includes tellurium Includes boron Includes sulphur trioxide Source of Net Imports (C);) (c) Arsenic trioxide Canada European Community S.

Creosote and pentachlorophenol are often interchangeable with the arsenical wood preservatives. 38 Arsenic TECHNICAL POSSIBILITIES Improvement in recovery of arsenic and controlling arsenic emissions during non-ferrous metal smelting. Increased environmentalist pressures against arsenic usage and disposal. Replacement of silicon chip by gallium arsenide chip. b. Laredo Texas (a) cents/lb 4 2. 13% AS203 Metal99% As cents/lb (a) Metals week list price suspended after 1987, and 1987-89 prices calculated from US import statistics (average for imports from Mexico).

New applications in low density aluminium alloys for aerospace and nuclear fields. Now uses have been developed in automotive electronics for a beryllium-copper alloy that contains less beryllium than the more common alloy. 0 Ore contracts are usually negotiated on an individual basis. Metal prices are set by US producers. MARKETING Production is concentrated in USA, USSR and Brazil, with both the USA and USSR largely self sufficient. The USA is the world's major supplier of finished and semifinished beryllium materials.

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