Show manganese ore vein Is found denver discovery in gunnison Gunni aon county near halls siding no a nar row guage line ot of the denver rio grande western ot of a ve vein in ot of manganese ore fourteen feet wide which has been proved over a length of feet and to a depth of feet from the surface was reported by the denver post tats on 60 pound samples made by the colorado fuel and iron company the bethlehem steel company of pittsburg and div five others were said by the post to have proved the ore to be the highest grade in the world averaging per cent manganese as against 49 per cent of Caucasian ores and 42 per cent for brazilian |