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Bradbury, James C. – Geotimes, 1978
The past year is seen as not particularly good for industrial minerals and for industry in general. Environmental concerns continued to trouble the industry with unacceptable asbestos concentrations and chlorofluorocarbon effects on ozone. A halting U.S. economy also affected industrial progress. (MA)
Descriptors: Earth Science, Economics, Environment, Geology
Brady, Lawrence L. – Geotimes, 1983
Discusses trends in and factors related to the production of industrial minerals during 1982, indicating that, as 1981 marked a downturn in production of industrial minerals, 1982 continued the trend with temporary and permanent cutbacks in mine and plant production. Includes highlights of several conferences/conference papers in this field.…
Descriptors: Asbestos, Conferences, Foreign Countries, Geology
