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Mineral-dressing study of manganese ore, Cason Mine, Batesville, Ark.
Laboratory recovery of manganese carbonate from the Martin mine, Independence County, Ark.
A mineral-dressing study of manganese deposits of West-central Arkansas
A mineral-dressing study of manganese deposits of the Batesville, Ark. district
Manganese resources of the Batesville District, Arkansas :
Methods and costs of mining and washing manganese ore :Batesville district, Arkansas