Show CALI FORNIAS GREAT production mineral output has value of over 0 one hundred million california first among the states west of the mississippi river and fifth among all al the states in the value of its mineral n pro according to figures of th the e unit united i I 1 states geological survey has for the last ten years rested its claim to prominence as a mineral producer on its output of pe oleum tr in which it now leads all the other states as pennsylvania does in the pro of coal in the quantity ol of petroleum produced in 1913 california was credited with per cent of the total output of petroleum in the united states and 1926 per cent in the value pennsyl vania in 1913 contributed 46 per cent to the total quantity of coal produced and 51 per cent to the total value of the output prior to 1903 when pert oleum took first place among the mineral products of the state value considered gold was the chief mineral product of the state and although gold has fallen from first place in the mineral products of the state california continues to lead all the other states in the output of the yellow metal moreover california was one of the few states in which gold production is an important factor that did not show decreased production in 1913 the production of petroleum in 1913 was blittle a little more than 45 per cent of the total mineral output of the state the record for 1913 shows an ail increase in the quantity of crude oil produced of over barrels from barrels in 1912 to barrels in 1913 the value increased somewhat more in proportion from to the production of gold increased from 19 valued at fine ounces in 1912 to fine ounces valued at in 1913 of the total gold production of the state about 55 per cent is derived from deep mines and about 45 per cent from placers of the output of mine min gold about 94 per cent is obtained from siliceous ores and the other 6 per cent is derived from copper and lead ores california Cali fornias third in importance among of mineral industries is the manu manufacture facture 0 w DOW portland cement in which california the states sta ranks third in importance among bar 1913 was the production in barrels iro aroln aels a decrease of barrels in 1912 the value vale to creased however from states tes the among fourth in importance th mineral industries and second adiong jp lop of and smelling smelting sm elting ing mining metals is the coun brodu ling per of which the principal form er ties are shasta and calaveras talaveras Cala veras the total the of contributing about 80 per cent 15 and 20 P i and the latter between I 1 the Q production increased from I 1 pounds in 1912 to pounds in I 1 1913 wi with th a decrease in ill value from 5 i in 1912 to in 1913 COPP copper er was closely followed by clay products in tile the value of output in 1913 3 and was ex exceeded by them in 1912 the brick 1 yards ads arid and other clay working establish ments contributed products in 1912 valued i at 2450 and in 1913 clay suitable for the manufacture of common brick occurs in practically every county in the state the quarry products which c consist chiefly 0 of f trap rock granite and limestone in the order named were valued at in 1913 against in 1912 of the total production trap ro rock ck used chiefly for road making and railroad ballast contributed tri buted something over 50 per cent california is the only producer of borax and chor mite and is the leading state in the production of asphalt and quicksilver but the combined values of these products in 1913 amount to a little over and of these asphalt and borax amount to nearly the production of natural gas showed an increase from in 1912 to and was the only other mineral product which had a value in excess of in 1913 the other mineral products of I 1 commercial importance in Califor california aia are coal feldspar fullers earth gems and gem materials te graphite gypsum earth iron ore lead lime manganese ore mineral paints mineral waters pumice pyrite salt sand and gravel sand lime brick quartz silicia sulphuric acid tale talc tungsten ore and zinc the total value of the mineral products of california increased from in 1912 to in 1913 |