Report of the State Mineralogist . \. The pit run is well pro-portioned in size to evenly carry the demand as requested. Track system. The track system is laid out in such a manner that70 cars can be fed to the mill and loaded and passed on to the pullingtrack by gravity. The track is so laid out that 5000 cars of materialcan be placed in storage with a 20-ton Brown hoist locomotive crane. Equipment. The plant is supplied, with a blacksmith shop having adrill press, lathe, forge and small compressor. A large supply ofmaterials is always kept on hand in the storeroom. Cottages arearranged on th
Report of the State Mineralogist . \. The pit run is well pro-portioned in size to evenly carry the demand as requested. Track system. The track system is laid out in such a manner that70 cars can be fed to the mill and loaded and passed on to the pullingtrack by gravity. The track is so laid out that 5000 cars of materialcan be placed in storage with a 20-ton Brown hoist locomotive crane. Equipment. The plant is supplied, with a blacksmith shop having adrill press, lathe, forge and small compressor. A large supply ofmaterials is always kept on hand in the storeroom. Cottages arearranged on the banks of the river under the shade trees in sufficient 72 MINES AND MINERAL RESOURCES. number to insure the operating of the plant with married men. Thereis also a boarding house in which 50 men can be fed. This is runby the company. During the rush season from 35 to 40 men arecarried on the payroll. Gold. Between the last screen on the washing plant and the sandbunker a type of Hungarian riffle has been installed over which all. Photo No. 9. Revolving trommel and Hungarian riffles at plant of Grant Rock and Gravel Company. of the sand must pass, in which there is a deposit of quicksilver, andfrom $500 to $1,500 in gold is recovered per month. The gravel on awhole runs about 1\ cents per cubic yard. Capacity. The plant capacity is 70 cars, or 3500 tons, in nine average production this year has been about 2500 tons per day. Kings River Quarry. Atchison, Topeka and Santa Fe Railway,owner. Leased to Sharp and Fellows, contracting company, CentralBuilding, Los Angeles. This quarry is in section 8, T. 13, S., R. 24 E.,on the Kings River, at Piedra. It was first opened in 1910 and has FRESNO COUNTY. 73 been continuously operated ever since. With the exception of minordetails a description contained in the Fourteenth Report holds truetoday. OTHER MINERALS. In addition to the mineral deposits mentioned in the foregoing, therecords of the Bureau show that the following subst
Size: 1236px × 2021px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectminesandmineralresou
