| Show WESTERN ORE REVIEW I C O 1 K Ii of Suncy S Hust ey I J H II CS Situation iiii In Iii II n II review of or the tle Worlds Iron Iroll I ron Ore Or HC C 1 of or the geological survey Irey I In part With Wih few cit exceptions the western ores nn occur occult along the ihn contacts of it III In Intrusive t rocks forks and 1111 I I n tout the extent to which the tho ores orea orel follow tollo the Iho t he nit In 11 I ii depth ii C l has hll ha H nut not been hiren shine ui I I I ll en to 1 the t lit estimates eat hun I ert of nf ci f ton toll tonnage haKe nage vary within very le wile limits ore deposits of or Iron county count are Irl a r tinting among tho tile larger and II most typical of ot this class of ot la 1 ores Heie I tome ome fO 00 pits 1111 have hlo been be 1 sunk AUlk ant It has lus been possIble In recent detailed d eta lied mapping lila ug to o estimate est I nut I with wih vI th a 1 reason reasonable son able Ible approach to the tl truths truth the tin amount ot of oro ore of r all 11 grades appearing to the thu depth shown by explorations of Qt na lIa natural tural exposures WEST VIST HAS LOTS 1018 OF W oI tO tOU U h the Utah luau deposits nM all R n it basis ha 11 p o 0 comparison anti and excluding tho the Mex Mexican lea ican ii deposits which the writer wrier hits him not noten in en tho th of iron ore orte Oi of ot nil cull nl In Iii 11 Ich of at the better known dl of o tho the west and adjacent parts of oC IC Hi Di It lh Ish Columbia would not hot surprise surpass hat Dint I of it of or t the other Inke Superior tot tut til It IL IH Is II extremely likely Ikel that os nIl i deep 1101 exploration CX I lou of lt the t lie presently t I y deposits continues and nuil isis 19 fur further til ther deposits are found as 11 they thc un UI will wil be lie bE that the aggregate It tonnage t 01 II of ot ore oe In 11 the west will wl il ila n a f a bile part of o that of ot tin tinI Ihl I ike he I t rIo region and an ci one woo I hi lie inch lh to conclude that It II IH lit HI II an ii u ii t of ot lion hOI II II ore ire may many be bc found li In the west fully tul equivalent 10 ic that 1 1 In the Lake Luko Superior region If I these thelle data dall approximate the thia truth there then seems to be he little cause cuu e of ot that North America Americ will wil really Buffer ufer tar for lack hitch of ot Iron ore ole for a n con coil Cal bl hip longer Her period titan than required t r 1 tin exhaustion of ut the tho presently known tonnage ns as n by For Tor ur Und othel at lt the Present rate of Increase of ot production The Tho time of ut it exhaustion Is iii not likely Ikel to tl come be before before fore tOle that calculated on tho the same basis for tor the tho worlds 1 reserves hurl probably not nol then Ihen It I may 11 1111 be ho argued that the use lino of ot lower lover grade ores In Europe and England I than In the United IRland II IH tM Itself evidence that the exhaustion u ton of ot Is further In the future for the United Stales than tar for Europe I or IlIg land 1 I onD olm IS 18 LIMITED But Hut as ise ll It becomes broome more 1010 Int more obvious that thai the end of or the supply IC f C higher burlier grade ores res In time the United States StOleR It h I not Indefinitely In tire the future and may 1110 even be within a R sIngle lifetime ane there Ih r Is tA likely to 10 be he 10 nn an 11 Increase In II the to conserve the time higher grade gride ores and especially e tire the ores arts antI 1111 more lucre mol largely on nn the tue lower grade grode a 1 tendency In Ir d by hy tho the concentration of lt control In a I tout few bands This hl tendency liars hal already be he become conic come cOle well treil defined ns as shown by the fact friet that pig IlIg III Iron 1101 production has his not In recent years yearn Increased ns as rapidly ns as Iron Iran ore production H It I Is li not nt nl all unlikely that oven even the thit Ihl next decade may maysee see fee Ile Important In this direction tion This will wil give HIo values to 10 properly o ores It 1 will wi ulti ultimately ull mutely mean higher coat for tor Iron changes chan cs in the tho relative Importance of ot processes tom for conversion of Iron Irn pos pee possibly sibly C till changes chin In time the geographic distri distribution l let rI of or different phases of ot the Iron Industry and a n modification of ot time the th re relations lations of 01 th the North American Iron trade with that of or the rest resL of ot the world 1011 we |
