PRODUCTION AND INDUSTRY

405

Non-Metallic Products

Quantity (1910)

Value (1910)

Quantity (1911)

Value (1911)

Dollars

Dollars

Bituminous coal

. sh. tons

417,111,142

469,281,719

405,757,101

451,177,484

Pennsylvania anthrf

icite . 1. tons

75,433,246

160,275,302

80,771,488

175,189,392

Stone

—

76,520,584

—

76,966,698

Petroleum

. barrelsl

209,556,048

127,899,688

220,449,391

134,044,752

Natural Gas

.

7,248

70,756,158

—

74,127,534

Cement

. barrels2

77,785,141

68,752,092

79,547,958

66,705,136

Salt

. barrelsS

30,305,656

7,900,344

31,183,968

8,345,692

Phosphate rock

, long tons

2,654,988

10,917,000

3,053,279

11,900,693

Zinc-white

. sh. tons

58,481

5,238,945

143,350

7,842,583

Mineral waters

. gal. sold

62,030,125

6,357,590

63,923,119

0,837,888

Borax, crude .

. sh. tons

42,357

1,201,842

53,330

1,569,151

Arsenious oxide

pounds others) .

2,994,000

52,305

6,264,000

73,408

Total (including

—

1,990,911,135

—

1,918,184,384

1 Of 42 gal.

Of 380 lbs. net.

3 Of 280 lbs. net.

The total value of the mineral products in 1909 was 1,886,797,179 dollars; for 1910, 1,990,911,135 dollars ; for 1911, 1,918,184,384 dollars.

The output of pig-iron, of copper, and of lead, has been to the following quantity and value, 1907-09 : —

Pig-iron

Copper

Lead

Years

Long tons

Spot value

Pounds

Value at New York

Short tons

Value at New York

1907 1908 1909

25,781,361 15,936,018 25,795,471

Dollars

529,958,000 254,321,000 419,175,000

868,996,491

942,570,721

1,092,951,624

Dollars 173,799,300 124,419,335 142,083,711

365,166 310,762 354,188

Dollars

38,707,596 26,104,008 30,460,168

The production and spot values of bituminous coal, Pennsylvania anthracite, and petroleum 1907-09 have been : —

Bituminous coal

Anthracite

Petroleum

Years

Short tons

Dollars

Long tons

Dollars

Barrels of 42 galls.

Dollars

1907 1908 1909

394,759,112 332,573,944 374,135,268

451,214,842 374,135,268 379,744,257

76,432,421 74,347,102 72,384,249

163,584,056 158,178,849 149,181,587

166,095,335 178,527,355 183,170,874

120,106,749 129,079,184 128,328,487

The total production of coal from 1814, the date of the earliest record, to the close of 1911 was 8,739,572,427 short tons.

The total production of gold and silver in the country was as follows in the years mentioned: —

Year

Gold

Silver

Fine oimces

Coining value

Fine ounces | Coining value

Commercial value

1898 1907 1908 1909

3,118,398 4,374,827 4,574,340 4,821,701

Dollars 64,463,000 90,435,700 94,560,000 99,673,400

54,438,000 56,.514,700 52,440,800 54,721,500

Dollars

70,384,485

Dollars 32,118,400 37,299,700 28,050,600

28,455,200