MESA GRANDE DISTRICT.

A few miles to the northwest from Julian is located the Mesa Grande

District, where lenses of a yellowish pellucid quartz of semi-granular

texture have been developed somewhat. All of this quartz contains gold,

and some of it is quite rich; but nothing of consequence has been done

of late, further than to organize a stock company.

Old Mines of Southern California Desert-Mountain-Coastal Areas Including the Calico-Salton Sea Colorado River Districts and Southern Counties · 第 58 / 78 题