Ik* placed on Mono lake, w ill have no trouble about floating, as tin* density of the water is remarkable, txwng juat there verse of that of lake Tahoe, in which the body of a drowned pereor never returns to the surfa«,e. An exchange says that lor bitterness anil promiscuous meanness the waters of Mono Iiike sunr-pass those of the Ih*ad Sen. Thcv contain so much alkali that on a windy day the lake is a regular tub of soapsuds. The writer has bi^ii a wall of lather live feet high along the whole of that shore agaiust which tlio waves were beating. Occasionally the wind would take up a bunch ol this lather as btar as a bushel basket and carry it several hundred feet inland So buoyant are the waters of the lake that quite a party of men may navigate them on a raft made of four orfive cottonwood polos. Out in tho lake are islands of rock (lava-like concretions)through which streams of water boil up.The water of these springs is like that of the lake, but in one idace Is a spring of fresh water. This is near the northwest aumcx of the lake, and at a point where there is a.-depth of eight or ten feet of water It is a sort Of fountain A column of fresh|water, some three feet in diameter, is projected upward with ! such force that it rises to a height of at j least two feet a box e the general level of, the lake in the form «»f a mound nr knoll,and makes a rippling noise that can be heard a coiisideruble distance But for the fact that tins fountain has a depth of eight «»r ten feet of water to contend against, it would probablv rise to a considerable height