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Alluvial diamond mining is the term used to describe the process through which diamonds are recovered from such deposits of sand, gravel and clay. Large concentrations of alluvial diamond deposits are mined on an industrial basis.

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Sep 28, 2010· Dust Sampling Instrumentation and Methods Jay Colinet Office of Mine Safety and Health Research Senior Scientist National Institute for Occupational Safety and Health (NIOSH) Silica Dust Control Workshop . Elko, Nevada . September 28, 2010

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Chapter 2 ENVIRONMENTAL SAMPLING. We might imagine a satellite which could scan the earth's surface and provide a complete analysis of every part of the environment. This is, of course, in the realm of science fiction.

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1 INTRODUCTION TO MINING 1.1 MINING'S CONTRIBUTION TO CIVILIZATION Mining may well have been the second of humankind's earliest endeavors— granted that agriculture was the first.

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Data mining query languages and ad hoc data mining − Data Mining Query language that allows the user to describe ad hoc mining tasks, should be integrated with a data warehouse query language and optimized for efficient and flexible data mining.