 | | Report (issue) |
| MANGANESE DEPOSITS OF THE CADDO GAP AND DE QUEEN QUADRANGLES, ARKANSAS. By HUGH D. MISER. INTRODUCTION...being offered for manganese ores have stimulated interest in the little-exploited manganese deposits of westcentral...westcentral Arkansas. These deposits are found at intervals in a belt 4 to Scale zs so Miles FIGURE...quadrangles, Arkansas and Oklahoma. 12 miles wide, extending west-southwestward from Pulaski County, at the...the center of the State, to Polk County, on the west border. Eecent exploitation, begun in 1915 and still |
 | | Journal (article/letter/editorial) |
| crystals, Arkansas also boasts an array of other minerals, as evidenced by this county-by-county description...R K A N S A S H A S A R I C H M I N E R A L and mining heri tage that started in the early 1800s with...of Magnet Cove, continued with mining in north ern and western Arkansas and Magnet Cove during the Civil...extensive collecting in Magnet Cove. In the 1900s, mining and minerals continue to play important roles in...the state, with obvious peaks in exploration and mining having occurred during World Wars I and I I . |
 | | Report (issue) |
| POSSIBILITIES FOR MANGANESE ORE ON CERTAIN UNDEVELOPED TRACTS IN THE SHENANDOAH VALLEY, VIRGINIA. By...sought have been thoroughly explored and studied. Manganese minerals are widely distributed in Virginia, and...of field work in a part of Virginia where many manganese deposits are known. The examination was directed...toward the discovery of areas likely to contain manganese, with the aid of data gathered in a study of the...and structure of the rocks associated with the manganese ores, which may greatly aid the operators of producing |
 | | Book (edition) |
| Rs v Engineering News -Record ~ Engineering and Mining Journal-Press Power Chemical and Metallurgical...rocks — Acid sulphate waters in igneous rocks — Mine waters of sulphate type —Sodium carbonate waters...sedimentary iron ores —Sedimentary manganese ores — Bog manganese ore Manganese lacustrine and marine beds —...Residual manganited nese ores Primary sources Manganese deposits in the States Brazil India Origin Residual...veins Mineral association Origin Mine waters Rock alteration Mining and smelting operations The copper |
 | | Book (edition) |
| production, and prices often so low as to make mining unprofitable; and the end of that period has not...to record production since 1930. Just now gold mining appears to be the only metal industry which is...—Interpretation sulpliide waters — Chloride water analyses Mine waters waters— Sulphate waters Oxidation of waters—“Carbonate...sedimentary iron ores Sedimentary manganese ore^ Bog manganese ore™ "Manganese in lacustrine and marine beds...irou — —Residual — — manganese ores— Primary sources^ Origin— Manganese deposits in the United States— |
