PRODUCTION AND INDUSTRY

481

The values are : for iron, at point of production ; for nickel and platinum, the values at New York City ; for copper, lead and zinc, the values are those of sales ; for quicksilver, the value at San Francisco.

Metallic Products

Pig-iron .... long tons Silver (commercial value) trov oz. Gold (value) ... „ Copper .... pounds Refined Lead . . . short tons Zinc .... „ Quicksilver flasks 1 Aluminium pounds Tin (metallic equivalent) snort tons Platinum troy oz. Antimonial lead . short ton* Nickel

Total value (including all others)

Quantity (1918)

Value (1918) ^n^,^ (Value 1919

Dollars 38,230,4*1 1,180,759,565 87,810,139 66,485,159

8,3.

'1,908,588,595

MM09

49?,40.i!

SS,88S[

59,758!

19,518

441

68,648,700 471,4' -

89,618,000=

8,8'"'

41.159,4108*

118,500

6,417,980

-.-.-,:.-• 401,000,

99^19,090

8,999,991

,810,541,529

424,433

452,272

21,348

60 45,109

13,874 511

nnii i

999,9*9^91 83,996,411 ■9,499,900

243,761,000 44,990,000 98,081000

1,927,511

3*. 5'*. °""

7s,..>.

5,814,335

ijnijm

t»M9S

2,152,919,'W

—

1 Of 75 avoirdupois pounds net.

The following are statistics of the principal non-metallic minerals for two years : —

Non-Metallic Products

Quantity (1918)

Bituminous coal . short tons Pennsylvania anthracite . Ions tons Stone

Petroleum

Natural Gas

Cement

Salt

Phosphate rock

Coke

Mineral waters

Borates

Arsenious oxide

bnroW

barrels* short ton? . long tons short tons gallons sold .short tons pounds |

n*,S8i S3 98,987,571

oVt3.3t>

721,030,959 71,348,474

2,490,760 56.47S.3T2 40,709,722

6,328

Value (1918)

Dollars

1,491,999,940

336,4S0,347

. "0.130

703,943,961

153,553^60

113,554,854

40.361

t.463

4,533,001 J,179,S30 1,213,000

Total minerals (including all others) ....

— 5,53S,699,000

Quantity (1919)

Value (1919)

Dollars 458,088,000 —

77,000,000 —

71,380,000 115,000,000 ",00n

-.5. •;-.--

86,013,000 7,064,500

44,991,909

43,718,153

66,146

9,999

199,960,099

145,058,000

10,335,000

4,384,657 1,380,000

— 4,653,700,000

Of 42 gal.

' Of3761bs.net.

The total value of the mineral products in 1916 was 3,513,972,000 dollars; in 1917, 5,007,937,000 dollars.

The total production of coal from 1807, the date of the earliest record,

to the close of 1919 was 13,539,214,655 short tons.