Show ALTA TO BE NEXT BIG COPPER CAMP Conditions Paralleling Those at Butte Pointed Out by Expert SAME EFFECTS OF WATER CHANGE TO COPPER IN SUL SULPHIDES SULPHIDES IS PRONOUNCED That Attn AUn with development below the stationary water will be as great greata a C pp r camp as Butte Dutte with the age of cheaper costs in Altas favor Is firm conviction ot of L G 0 hardy Hard of I this city who has had a great deal of experience In the making of mines The advantage which Alta wo have would be In the opportunities afforded ot of mining through tunnels in stad of deep shafts The cost of keep keepIng lug Ing the Butte mines Is alone between and a month It Itis ItIs is said The formation as well as the situation generally at Alta AHa Is very similar to that at Butte Dutte said Mr Hardy yesterday Both have porphyry dikes cutting the country formation The soft softness t ness of the dikes has permitted the enor enormous Inous Vows of water occasioned b by ox ex excessive snowfalls characteristic of at both camps to be carried below the level of natural drainage the copper values at considerable depth The effect ot of these constantly percolating waters pon the copper contents of at the ores Is Illustrated forcibly at the St Lawrence mine In Butte where the water lowing flowing from the mine carries nine pounds to thirteen pounds a day of copper In so solution SOlution lution Precisely the same changes which marked the tho development of at Butte mines re taking place In Alta Butte Dutte was a aI I 1 camp down to the and ToG TaO levels Even so eminent a geologist as Prof predicted that the Butte mines would yield no ores ot of commercial grade below the tho level Has All AH Indications Prominent outcrops of at ing porphyry are found In a number of places In Alta the Indications being par particularly particularly pronounced on the City Rocks property and In Superior gulch Traces of at copper are left along all of the frac fractures tures tuns where the porphyry dikes have cut through the granite showing that the whole country Is with copper at a great zone ot of copper under underliEs underlies liEs the zone ot of The change Is shown clearly In Co umbus Consolidated where the lower are just getting into the sul sulphides sulphides and where Is being mined ore are orein In large quantities which runs as high as 16 per cent copper Any mining man who Is familiar with conditions In Bute could not avoid the positive conviction that Alta AHa will at least duplicate It as asa n a copPer camp campA 4 A tunnel driven from the Hawley flat would cut the entire series of Alta AHa porphyry dikes with their con contacts Jf f limestone quartz itA and granite at ft a depth of at least feet below the Jr nt lowest workings In the camp Such Suh a tunnel besides exploring the sul sulI I hide zone would of course drain all of at atthe the mines to Its level greatly reducing the expense of mining With the chance Is pIt of such work bring Ing mine results ot of tremendous Im It Is to me a matter of won d that It hat lia not been accomplished I pUshed Ion long alto ago I believe bellee that Alta will wll certainly be the next big copper producing camp of this count country and what tat t at will mean to Salt SaIt Lake City Is too toon I n a parent to require special comment |