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The top documents tagged [ore samples]
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195002 Desert Magazine 1950 Feb
142 views
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Minerals and Mining. Minerals Concentration of naturally occurring elements in/on Earth. Formed over millions of yrs non-renewable resource
215 views
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Sustainability Important Factors –Technical –Economic –Social/Political –Environmental Past mining activities focussed on only the first two The latter
216 views
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Missing Matter in a Uranium Mine The Oklo Phenomenon
222 views
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pantrasunnj/660/index.htm
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In December of last year (2011) a supervisor in the prep lab was crushing ore samples with a rolls crusher. Oversized material became jammed in- between
215 views