. Les ressources de cuivre de Californie. ailroad. Sur la ligne sud-est vers le ranch maison Daulton thereare plusieurs ouvertures sur la ceinture composée de vieux et newshafts, coupures, et des tunnels, où l'un est activé à la trace de la courroie thecourse infailliblement. Queen Mine de cuivre en Sec. 15, T., R. 18 9 S. E., twoand demi miles au nord de la maison Daulton. M. Allingerhas la propriété servile et coulait un arbre dans le sameformation à la Buchanan et dans les mines Daulton, andobtaining la même classe de minerai. Propriétaire, l'Daulton Estate. À l'ouest de l'ancienne école Daulton-chambre d'une courte distance ares

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. The copper resources of California. ailroad. On the line southeast toward the Daulton ranch house thereare several openings on the belt consisting of old and newshafts, cuts, and tunnels, whereby one is enabled to trace thecourse of the belt unerringly. Copper Queen Mine—In Sec. 15, T. 9 S., R. 18 E., twoand a half miles north of the Daulton house. Mr. Allingerhas bonded the property and was sinking a shaft in the sameformation as at the Buchanan and in the Daulton mines, andobtaining the same class of ore. Owner, the Daulton Estate. West of the old Daulton school-house a short distance areseveral old shafts, showing copper ores, oxides and sulphides. On the northern part of the Daulton ranch there are severalgood copper prospects. California Copper Co.—This is a New York corporationwhich bought the Ne Plus Ultra and other claims on theDaulton ranch, near the railroad, in Sec. 35, T. 9 S., R. 18 E., about four years ago. The mine was developed and a 100-tonsmelter was erected at Madera, twelve miles distant, in 1899-. •J CJlii) 220 THE COPPER RESOURCES OF CALIFORNIA. 1900. After four months of smelting, the smelter and mineclosed down in June, 1900, and have since been idle. The claimsare opened by three shafts and equipped with steam hoists.The depths of the shafts are respectively 200, 200, and 120feet. Besides these, there is another shaft on the Nelson claim100 feet deep, equipped with a whim. The vein matter is inplaces 200 feet wide. The more condensed areas of mineral-ization are about 60 feet in width. The formation is diabase, which in places changes to talcose schist. Grano-diorite liesto the east, as is usual on this belt. The ores are carbonates, oxides, and sulphides. The two former overlie the latter andare in lens-shaped bunches. There are gossan croppings cap-ping the ore bodies. • The strike of the vein is northeast; thedip is to the east. Large quantities of ore have been extracted, shipped, and smelted. The three hoists surmount the summitof

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