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Medford Historical Society Papers, Volume 15. 2 0 Browse Search
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Medford Historical Society Papers, Volume 15., Medford mining matters. (search)
per day, each bringing forth encouraging results. Mr. Harrigan told us, that if in going down the next ten feet the richness increased as it had thus far, the mine would be a paying investment, and in all probability the shaft would be sunk 100 feet. The first assay yielded $18 in silver, $4 in gold, and the estimate is at present $50 per ton, with copper in large proportions both in sulphide and oxide. The ore is taken to the smelting works in East Boston. About a mile northeast, Matthew Roberton has discovered silver, which is supposed to be an outcropping from the same vein. On October 15 appears— That silver mine at Spot Pond is progressing favorably. The shaft has been sunk to a depth of 30 feet, and Mr. Harrigan has contracted to carry it 25 feet farther down. It is understood that the yield is satisfactory thus far, and that more land will be bought for mining purposes. The above is all that our local paper tells of the mining operations in a technical way. T