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CONTENTS.

Page.

5

Introduction ....

Summary of mineral production in the United States in 1909, compiled by

W. T. Thom..

Metals and metallic ores in 1908 and 1909, by Waldemar Lindgren

Iron ore, pig iron, and steel, by Ernest F. Burchard.

Iron-ore industry of United States.

Production by States...

Lake Superior district..

Foreign trade.

Cuba ..

World's production of iron ore.

Iron and steel industry of United States.

Production of pig iron by States..

Production of steel..

Movement of Lake Superior iron ore in 1909, by John Birkinbine.

Manganese ore, by Ernest F. Burchard..

Sources of manganese.

Uses of manganese.

Manganese-ore industry

Production ..

Manganiferous ores..

Manganiferous zinc residuum.

Ferromanganese and spiegeleisen.

Gold and silver, by H. D. McCaskey.

Production

Imports and exports.

Mines report..

Copper, by B. S. Butler.

Production ....

Imports and exports.

Consumption

Lead, by C. E. Siebenthal

Production

Consumption

Zinc, by C. E. Siebenthal

Production ..

World's production.

Consumption

Gold, silver, copper, lead, and zinc in the United States (mine production)..

Prefatory note

Gold, silver, copper, lead, and zinc in the Western States (mine production).

Alaska, by A. H. Brooks

Arizona, by V. C. Heikes.

California, by Charles G. Yale

Colorado, by Charles W. Henderson..

Idaho, by C. N. Gerry.

Montana, by V. C. Heikes..

Nevada, by C. Naramore and C. G. Yale.

New Mexico, by Charles W. Henderson

Oregon, by Charles G. Yale..

South Dakota, by Charles W. Henderson

Utah, by V. Ć. Heikes ...

Washington, by Charles G. Yale...

Wyoming, by Charles W. Henderson.

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