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No. 1049.

SALT-SUMMARY, BY STATES AND BY KIND: 1940 to 1966 [Quantities in thousands of short tons. Production, exports, and imports include Puerto Rico; production excludes Hawaii for 1940, 1950, and 1960. See Historical Statistics, Colonial Times to 1957, series M 28 and M 190, for production and value]

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[Quantities in thousands of long tons. Excludes Alaska, Hawaii, and Puerto Rico, except for imports and exports. See also Historical Statistics, Colonial Times to 1957, series M 195-206]

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NA Not available. 1 Texas included with Southeastern district.

3 Beginning 1960, includes undistributed by district.

Includes brown ore from Tenn., Mo., and Texas; also magnetite from Calif., Utah, and Wyo.

For 1940, carbonate ore; thereafter, pyrites, cinder and sinter.

'Beginning 1960, excludes byproduct ore except shipments for 1965 and 1966.

* Includes byproduct ore. Predominant mineral.

Source: Dept. of the Interior, Bureau of Mines; Minerals Yearbook.

No. 1051.

MANGANESE Ore and FERROMANGANESE-SUMMARY: 1940 TO 1966

[Gross weight in thousands of short tons. Excludes Alaska, Hawaii, and Puerto Rico, except for imports and exports. See Historical Statistics, Colonial Times to 1957, series M 211, for mine shipments]

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[Quantities in thousands of short tons; values in thousands of dollars. Excludes Alaska, Hawaii, and Puerto Rico, except for imports and exports. Domestic production (shipments) also includes Alaska. See also Historical Statistics, Colonial Times to 1957, series M 213-214]

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Represents zero.

NA Not available. X Not applicable.

1 Domestic chromite mining inactive since 1961. 2 Produced for Federal Government only. 3 Not available or Bureau of Mines not at liberty to publish.

4 Includes stocks at locations other than consumer plants.

Free world.

No. 1053. TUNGSTEN-SUMMARY: 1940 TO 1966

[Excludes Hawaii and, beginning 1955, Alaska. See also Historical Statistics, Colonial Times to 1957, series M 215

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ΝΑ Not available.

D Withheld to avoid disclosure of individual company data.

1 Producers, consumers, and dealers, end of year.

2 Concentrates, 60 percent WO3 basis.

Source of tables 1051-1053: Dept. of the Interior, Bureau of Mines; Minerals Yearbook.

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[Quantities in short tons. Excludes Alaska, Hawaii, and Puerto Rico, except for imports and exports. See also Historical Statistics, Colonial Times to 1957, series M 221-224]

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Represents zero.

NA Not available.

79 79-77.75 77.75-85.75 423,000 472,000 475,000

1 Includes metal, ore and matte, oxide powder and oxide sinter, and refinery residues (beginning with 1950); in addition, for 1940, covers scrap, "bars, rods, tubes, etc.," and nickel-silver.

Through 1950, excludes "Manufactures"; weight not recorded.

3 Price quoted U.S. buyers by International Nickel Co. Inc., for electrolytic nickel, U.S. duty included; 1940, f.o.b. New York; thereafter, f.o.b. Port Colborne, Ontario.

No. 1055. MOLYBDENUM CONCENTRATES-SUMMARY: 1940 TO 1966

[In thousands of pounds of contained molybdenum, except as indicated. Excludes Alaska, Hawaii, and Puerto Rico, except for imports and exports. See a'so Historical Statistics, Colonial Times to 1957, series M 217-218]

5,907 40-50.5

9,001

11, 369

17,076

13,749

31, 071

64.5

74

162,000 263,000 353, 000

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Represents zero. NA Not available.
1 Per pound of molybdenum contained. Source: Engineering and Mining Journal.
2 Includes roasted concentrates. At mines and at plants making molybdenum products.

No. 1056. GOLD AND SILVER-SUMMARY: 1940 TO 1966
[See Historical Statistics, Colonial Times to 1957, series M 246-247, for mine production]

4 Free world.

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Gold and silver are also produced from base-metal ores and placers. In 1965, dry and siliceous ores accounted for 54 percent of gold produced and 35 percent of silver. Excludes coinage.

Preliminary.

3 Treasury buying price, except for silver, beginning 1964, New York price.
Source of tables 1054-1056: Dept. of the Interior, Bureau of Mines; Minerals Yearbook.

No. 1057.

GOLD AND SILVER-PRODUCTION, BY STATES: 1940 To 1965

[In thousands of fine troy ounces. Based on arrivals at U.S. mints and assay offices and private refineries]

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Represents zero. Z Less than 500 ounces.

1 Includes an accumulation of silver recovered from "Lake Copper"; actual years of mine production unknown. Source: Treasury Dept., Bureau of the Mint; Annual Report of the Director.

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[In thousands of short tons, except as indicated. Excludes Alaska, Hawaii, and Puerto Rico, except for imports and exports. Production figures also include Alaska. See also Historical Statistics, Colonial Times to 1957, series M 225-231]

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Includes old tallings smelted or retreated. Not comparable with mine production figures, which include recoverable copper content of ores not classified as "copper."

Data are for "general imports," i.e., include copper imported for immediate consumption plus material entering country under bond. Comprises copper in ingots, plates, and bars, ores and concentrates, regulus, blister, and scrap.

Total exports of copper, exclusive of ore, concentrates, composition metal, and unrefined copper. Exclusive also of "Other copper manufactures," for which quantity figures are not recorded before 1953. Beginning 1960, data not strictly comparable with earlier years due to changes in classification.

Exclusive of copper produced abroad and delivered in the United States.

Source: Dept. of the Interior, Bureau of Mines; Minerals Yearbook.

No. 1059. COPPER-MINE PRODUCTION, BY STATES: 1940 to 1966
[In short tons of recoverable copper]

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No. 1060.

ZINC-PRODUCTION AND PRICES: 1940 TO 1966

[Quantities in thousands of short tons. Excludes Alaska and Hawaii, except as noted. See Historical Statistics Colonial Times to 1957, series M 239-240, for production]

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Represents zero.

NA Not available.

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1 Beginning 1960, includes production of zinc used directly in alloying operations.

Average price for foreign zinc, based on average rates of exchange recorded by Federal Reserve Board.
Includes Alaska.

Source: Dept. of the Interior, Bureau of Mines; Minerals Yearbook.

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