Geology and Mineralogy. 59 
hot in summer, with long, rainy winters, but no sno Peaches, 
melons and tomatoes will ripen and arrive at great perfection, 
which they will not do on the coast line 
ses. 
Now that the new mineral law allows acquisition of titles to min- 
mg property, it is to be hoped that these deposits will receive 
more attention from our miners and prospectors than they have 
hitherto done, and that they may add another element to the 
rapidly increasing mineral wealth of our State. 
2. The Gre in,—Dr. James Buaxe, after an investigation 
of the region of the Great Basin, states (Proc. Cal. Acad. Sci., iv, 
276) that the “ divide” between it and the Columbia River Valley, 
near saeco 118°, is in latitude 41° 33’ N.; and hasa eight 
broad. valleys separated by a low spur of granite having a basal- 
tic axis. This paper concludes with the following paragraph 
by evaporation began, There must, however, have been a large 
body of water left to disappear by evaporation, as the concretion- 
ter became concentrated by evaporation, Jam of opinion that 
Queen’s River Valley, and a large extent of country to the south 
isin, as far as I have visited it, unmistakable evidences are seen 
of the gradual evaporation of a large body of water. Not only 
