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Geology and mineral processing of manganese deposits from the West-Central Arkansas District.

Authors
O'Connor-WK; White-JC; Turner-PC
Source
Min Eng 1992 Nov; 44(11):1361-1368
NIOSHTIC No.
10011623
Abstract
The U.S. Bureau of Mines is investigating the cobalt and manganese resource of the West-Central Arkansas District through field investigations, mineralogical characterization, beneficiation and hydrometallurgical tests. Chemical analyses of head samples reported up to 25 pct mn and 0.17 pct carbon monoxide Magnetic separation yielded products containing up to 41 pct mn and 0.22 pct CO at recoveries of 95 pct and 93 pct, respectively.
CODEN
MIENAB
Publication Date
19921101
Document Type
OP; Journal Article
Fiscal Year
1993
NTIS Accession No.
NTIS Price
Identifying No.
OP 296-92
Issue of Publication
11
ISSN
0026-5187
NIOSH Division
ALRC
Source Name
Mining Engineering
State
AR; OR
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