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Definition
| includes reserves plus other deposits of useful Earth material that may eventually become available |
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Term
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| with respect to mineral resources, refers to those deposits that form as a result of the mechanical concentration of a particular mineral, as for example gold nuggets in a stream or decomposition in weathered rocks |
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Term
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Definition
| Known and identified deposits of Earth materials from which useful materials can be extracted profitably with existing technology under present economic and legal conditions |
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Term
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Definition
| Earth material from which a useful commodity can be extracted profitably |
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Definition
| Sedaments deposited from water as a result of extensive evaporation of seawater or lake water, dissolved materials left behind following evaporation. |
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| with respect to mining of resources, the ratio of a metal's necessary concentration for profitable mining to its average concentration in Earth's crust. |
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Definition
| with respect to resource management refers to use of organisms to assist in mining of ores or cleaning up of waste from mining activities |
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