OCR Text |
Show RENEWED INTEREST II OLD OMIT Mines of North-Central Nevada Produced Millions in Early Days. A roconnalssanco of aomo mining camps In Elko. Lnnder and Kurclta counties, coun-ties, in north-central Nevndn. has been made by "V. II. Knimonn, geologist of tln United States Ecological survey, whose report, is Just printed as tho survey's bulletin 10S. The replon covorcd, comprising com-prising 7000 square miles, has produced silver and fjold worth about $50,000,000. Mr. JSmmons sketches tho poology of tho region and dcflcrlhcn the' ore do-posits. do-posits. The development nt the numerous numer-ous mines, tho minerals of the veins worked, nnd tho character and mode of occurrence of tho ores aro noted In detail. de-tail. New Interest in Old Religion. Mining in this part of Nevada roarhed Its jroainst activity In tho seventies nnd eighties and declined rapidly In the nineties. In 1H06 and 1907 new discoveries discov-eries of gold ores gavo fresh zest to prospecting. Nearly every one of the old camps was overhauled, tho mines and dumps wero snrripled. and In some of them new ore bodies; were discovered. In conseqnenco of the business depression of 1007 prospecting ceased and many of tho mines were closed. Prospecting has now been taken xip again and Interest In this region has boon revived. Mr. Emmons's report covers 130 png03 and Includes one geologic nnd four topographic topo-graphic maps, as well ns mnny text llg-ures. llg-ures. It can be obtained without charge from the director of the survey at Washington. |