APPENDIX "D."

ANALYSES OF NEVADA MINERALS.

ANALYSES OF ORES FROM VARIOUS PORTIONS OF THE STATE OF NEVADA.

One and Two.

Ophir Mine-first-class ore and metal produced therefrom by the Freiberg process, by George Attwood.

Ore from California Mine, Virginia. No. 1, made in London; No. 2, at

Five.

Weston's Mine, near Dayton; analysis by W. F. Rickard, F. C. S.

Yellow Jacket ores, second class; by W. F. Rickard, F. C. S.

100.000 $92 86 100.000 $29 51 100.000 $76 02

Average of sulphur, 8.73 lbs. per ton of ore.

Nine.

Copper ore from Peavine District; by W. F. Rickard, F. C. S.

Average copper from twenty-four mines in Peavine District, 17.3 per cent. Average gold and silver from thirty-four mines in Peavine:

Gold quartz from Bodie, Mono County, California; by W. F. Rickard, F. C. S.

Kearsarge Mine, Owen's River Valley, California; by W. F. Rickard, F. C. S.

Two.

Water supplied to Gold Hill, Nevada; by W. F. Rickard, F. C. S.

Water slightly opaque, with faint greenish yellow tinge; gives feeble alkaline reaction, which becomes stronger after boiling. Specific gravity, 1.0014.

Hot Water, from Ophir Mine, Virginia, Nevada.-By George Attwood.Taken from a depth of 453 feet. Temperature, 70° Fah. Flow, 300 gallons per minute. Entirely free from any trace of precious metals. Mechanically suspended matter in one gallon of 70,000 grains, 14.84 grains. Total amount of carbonic acid, 23.30 grains. Fixed matter in one gallon, 28.07 grains, Specific gravity at 50° Fah., 1.0007.