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The Distribution of Calcretes and Gypcretes in Southwestern United States and Their Uranium Favorability: Based on a Study of Deposits in Western Australia and South West Africa (Namibia)
From summary: The procedure has been to search for areas in which nonpedogenic calcrete or gypcrete may have developed and where additional study or exploration might be justified.
Date:
January 6, 1978
Creator:
Carlisle, Donald
System:
The UNT Digital Library
The History and Development of Gold Dredging in Montana: with a Chapter on Placer-Mining Methods and Operating Costs
From Introduction: "Although the purpose of this paper is to describe gold dredging in Montana, a brief mention of some early appliances used in New Zealand, Australia, and California may serve as a world-connecting link in our consideration of the development of gold dredging."
Date:
1916
Creator:
Jennings, Hennen
System:
The UNT Digital Library
Index of Selected Gasification Patents (In Three Parts): [Part] 2. United Kingdon, Australian, Canadian, and South African Patents
Report issued by the Bureau of Mines over patents related to the Fischer-Tropsch synthesis. Details of the patents are presented and discussed. This report includes illustrations.
Date:
1962
Creator:
Klosky, Simon & Murphy, Zane E.
System:
The UNT Digital Library