Tungsten ores in the United States.
Read Online

Tungsten ores in the United States.

  • 584 Want to read
  • ·
  • 6 Currently reading

Published by [s.n.] in Washington .
Written in English


  • Manufactures,
  • Metal trade,
  • Mineral industries

Book details:

Edition Notes

Other titlesTariff on tungsten ores and manufactures in United States
ContributionsUnited States. Congress. House. Committee on Ways and Means
The Physical Object
FormatElectronic resource
Pagination5 p.
ID Numbers
Open LibraryOL16131679M

Download Tungsten ores in the United States.


from reluctant ores, this trioxide must be further refined for United States. Tungsten was estab- lished as a strategic military item in the munitions race of World War 1, but the military requirements Tungsten - The Story of an Indispensable Metal. Additional Physical Format: Online version: Peterson, Heber E. Determination of tungsten in low-grade ores. Washington, D.C.: U.S. Dept. of the Interior, Bureau of. Read "Report on the tungsten ores of Canada" by Canada. Mines Branch,Walker, T. L. (Thomas Leonard), b. available from Rakuten Kobo. The tungsten occurrences in the United States are discussed from the standpoint of origin. Broad zones in which tungsten deposits are more abundant than elsewhere are indicated. These encircle the Colorado plateau, an eastern arc embracing the Colorado-Wyoming area, a central arc extending from Arizona to Montana through Utah and eastern Nevada.

Tungsten, or wolfram, is a chemical element with the symbol W and atomic number The name tungsten comes from the former Swedish name for the tungstate mineral scheelite, tung sten or "heavy stone". Tungsten is a rare metal found naturally on Earth almost exclusively combined with other elements in chemical compounds rather than alone. It was identified as a new element in Alternative name: wolfram, pronounced: . Methods and Costs of Concentrating Tungsten Ores at nevada-Massachusetts Mill, Mill City, Nevada (Bureau of Mines Information Circular) [O. F. Heizer] on *FREE* shipping on qualifying offers. This banner text can have markup.. web; books; video; audio; software; images; Toggle navigation. United States. Copy to clipboard @article{osti_, title = {Occurrence of copper, gold, silver,uranium, tungsten, tin ore deposits in the Late Proterozoic aulacogen mobile melt of southeast China}, author = {Ma, X.H.}, abstractNote = {In the early period of the late Proterozoic Era ( m.y. +/-) an aulacogen mobile belt was formed in the.

United States Office Of War Information, Henle, F., photographer. () Production. Tungsten. Tungsten ores and concentrates are carefully analyzed at a recovery plant near Kingman, Arizona. The Boriana mine and plant at this point are producing large amounts of tungsten, for which there are many vital uses in the war effort. Boriana Mine. Tungsten (Chemical Abstracts Service (CAS) No. ), also known as wolfram, is a transitional element that belongs to group VIb of the periodic table of elements, together with molybdenum and chromium. Tungsten is not oxidized in air at ordinary temperatures and is highly resistant to acids. Its chemical properties resemble those of. Tungsten ore and concentrates; report on investigation no. 33 under section of the Tariff act of , made pursuant to a resolution of the Committee on Finance, United States Senate. (Washington, D.C.: The Commission, ), by United States Tariff Commission (page images at . Mining for gold and antimony began at Stibnite in Later a body of rich tungsten ore was found. During World Stibnite produced ninety-eight percent of America's antimony, and much of her tungsten. Both metals were vital for making machines and weapons for fighting the war. The rich tungsten ore had run out by the end of the war in.