Show ARIZONA NITRATE MINE tombstone epitaph J E falconer of the armour fertilizer company of los angeles who recently bonded I 1 Y fosters nitrate property for is again at briggs in pinal county making a more thorough examination of the deposit he has found nitric acid in the rock in surprising quantities while there are various nitrates in the ledge matter nitrate of potash predominates A sample of the rock showing no sy but taken to be a fair average of the nitrate ore gave over 11 per cent nitric acid the deposit is one of great variety only one or two similar deposits are known to exist in the united states and these are too limited and fragmentary to yield profitable results the deposit at briggs is apparently a large one and mr falconer Pal coner is there to make sure of this as well as to discover it if possible how the products of the newly discovered rock may be profitably separated and treated mr falconer a few weeks ago put in six days investigating the nitrate ledges and he has rb returned turned for the purpose of further examination which he estimates estimate 9 wl will require two or three weeks |