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Baltimore (Annual) Meeting - February, 1892
Jan 1, 1893
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Genesis Of The Lake Valley Silver Deposits
By CHARLES R. KETES
I. INTRODUCTORY. Lake Valley, New Mexico, has long been one of the most widely known mining districts of southwestern United States. For many years its silver-mines have been among the most famous of
Jan 1, 1908
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73. Bishop Tungsten District, California
By Raymond F. Gray, Victor J. Hoffman, Richard J. Bagan, Harold L. McKinley
The first indication of tungsten in the Bishop area was the discovery of scheelite concentrations in a gold placer operation in the ( since named) Tungsten Hills in 1913. After early intermittent prod
Jan 1, 1968
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What Price Gold?
By Hal M. Lewers
IN the past few years and especially since the beginning of World War No. 2, gold has attained a new, important. and critical place in the international scene, and in world affairs. In the past, as fa
Jan 1, 1942
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The Gay-lussac Method Of Silver Determination.
By Frederic Dewey
(New York Meeting, February, 1913) This old and well-known method of determining, silver is, in bullion work, so far superior to the furnace-assay that it is looked upon with reverential awe by many,
Jan 4, 1913
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Biographical Notice of Thomas M. Drown, M.D., LL.D.
By R. W. Raymond
THE sudden death of Dr. Drown, on Nov. 17, 1904, brought to multitudes the pang of personal loss. Of all those who, as students at Lafayette College, the Massachusetts Institute of Technology and Lehi
Jul 1, 1905
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Geophysics - Geophysical Activities in 1945 and the Geophysicists' Part in the War
By C. A. Heiland
THIS year's review of geophysical activities has a somewhat different complexion than usual. With the ending of the war, the time seems opportune to supplement the customary report on operations
Jan 1, 1946
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Commercial Definitions of Industrial Minerals
By PAUL M. Tyier
NOW that analytical chemistry has gone so far to debunk early misconceptions about minerals, the fact that the light of exact knowledge still fails to illuminate many dark corners is often overlooked.
Jan 1, 1941
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Nondestructive Inspection of Metals
By A. V. De Forest
INSPECTION and test methods of great diversity have been used from the most ancient times to select raw material, control its manufacture, and appraise its finished properties and value. The "miller t
Jan 1, 1940
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Colombia-Important Gold and Platinum Producer
By Andrew Meyer
As a producer of gold and platinum, Colombia is most emphatically an important country. Last year it produced 656,000 oz. of gold-twice as much as any other country in South America, in fact accountin
Jan 1, 1942
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The New "Crime" of Silver: Who?s Guilty? ? Producers Hold They Should Receive the Monetary Price, $1.29; Consumers Argue for Free Open Market as an Industrial Metal ? The Producers? Side
By Pat McCarran
WHEN this Government was founded, the framers of the Constitution wrote into that instrument a provision that Congress should "coin money and fix the value thereof;" and the Constitution prohibits mak
Jan 1, 1947
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Municipal-water Needs vs. Strip Coal Mining
By Gregory M. Dexter
Recent litigation in Pennsylvania between three coal-mining companies and a private water company resulted in the payment by the coal companies of the equivalent of about $500,000 to buy a new water s
Jan 1, 1949
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Republic Steel's Operations at Port Henry, Mineville, and Fisher Hill
By Linney, Robert J.
REPUBLIC Steel Corporation's iron-ore properties in the Adirondacks consist of mines, mills, and sintering plants in the Mineville and Port Henry area and at Lyon Mountain. This article will deal
Jan 1, 1943
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Discussions - Of Mr. Roe's Paper on The Manufacture and Characteristics of Wrought-Iron (see p. 203)
C. Edward Stafford, Chester, Pa.:—Doring all my business life, I have been engaged in the manufacture of Bessemer and open-hearth steels, but, during my long connection with the Shoenberger Steel Co.
Jan 1, 1906
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The Manufacture and Characteristics of Wrought-Iron
By C. EDWARD STAFFORD
A Discussion of the paper by Mr. James P. Roe which was read at the Washington meeting, May, 1905. MR. C. EDWARD STAFFORD, Chester, Pa.:-During all my business life, I have been engaged in the manuf
Sep 1, 1905
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From Indian Scrapings To 85-Ton Trucks: The Development Of Chino
By W. A. Gibson, A. D. Trujillo
The Santa Rita copper deposit first served as a source of native copper for Indian implements and weapons. In 1801 Santa Rita copper, trans- ported by mule train to Chihuahua, began to be used commerc
Jan 1, 1966
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The Control of Oxide in the Basic Open Hearth Process
By C. F., Christopher
The purpose of any steel-making process is to convert the two raw materials iron and scrap into steel. The chemical analysis of the steel is set within certain limits which involve the physical proper
Jan 1, 1957
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The Small Scale Miner-Industry's Silent Partner
By John D. Wiebmer
First, a definition of a small scale miner is in order. The US Bureau of Mines classifies him as one who produces 360 t/d (400 stpd) of ore or less. In Canada, he would be refered to as a "junior comp
Jan 2, 1979