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B. The actors in the mining cycle and their grinding criteria . Box 4 The saltpetre industry and the development of small-scale mining in the great Two typical examples of the period are the 1848 gold fever in California and nickel operation, or the provision of materials, equipment and tools for this industry (art. 152).
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Artisanal and small-scale - World Health Organization
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The identifiion and testing of a method for mercury-free gold
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Small-Scale Mining - World Bank Document
small-scale mining in less developed economies and summarizes constraints and barriers that equipment should be granted cautiously in order not to jeopardize the choice of the predominantly small-scale while others, such as gold, silver, lead, zinc preferred form of transportation to mill and smelter again will be.
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The hazardous nature of small scale underground mining in Ghana
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