Mining and Engineering World . Holston Mill. Flat Creek, Tenn. Osgood Exploration Co., and has recentlybeen taken over by the Grasselli Chemi-cal Co., which expects to erect a largemill on it. The Tennessee Mineral Co is i p. ratingits mine and mill at Newmarket, mak-ing regular shipment of zinc blende con-. Holston Mine Shaft. ft wide. The ore is in a brecciated zone,and several seams of blende of a footto several feet in width will average highin zinc, although no doubt the entire orebody will average much lower, probablyabout the same as the rest of these oreswhen mined on a large scale. Th
Mining and Engineering World . Holston Mill. Flat Creek, Tenn. Osgood Exploration Co., and has recentlybeen taken over by the Grasselli Chemi-cal Co., which expects to erect a largemill on it. The Tennessee Mineral Co is i p. ratingits mine and mill at Newmarket, mak-ing regular shipment of zinc blende con-. Holston Mine Shaft. ft wide. The ore is in a brecciated zone,and several seams of blende of a footto several feet in width will average highin zinc, although no doubt the entire orebody will average much lower, probablyabout the same as the rest of these oreswhen mined on a large scale. The old works of this property consistof an open pit or quarry where the blendewas mined for treatment in a smallcentrator. The ore was mined and sortedin the quarry and hauled up an inclinedtrack by a small hoisting engine. It wasdumped upon a platform to be againhand-picked and then fed to the were two quarries, 80 ft. wide by100 ft. long, and about 5 ft. deep. Thenew mill has been enlarged and rebuilt,and an aerial wire rope tramway builtI., handle the ores from the ofthe quarry to the top of the mill these the ore runs automatically bygravitj through the mill, where the zincitrates are prepared for the smelters, I he V illey mine is the best Inking ofthe partially op
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