Floating Limestone at Permanente

The American Institute of Mining, Metallurgical, and Petroleum Engineers
John C. Kleiber George M. Meisel
Organization:
The American Institute of Mining, Metallurgical, and Petroleum Engineers
Pages:
6
File Size:
642 KB
Publication Date:
Jan 3, 1964

Abstract

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From time to time since the initial installation of an experimental flotation section in 1940, Permanente Cement Co. has made efforts to beneficiate the low-grade limestone fraction which occurs in its deposits at Permanente, Calif. The encouraging results outlined in this article are the result of Permanente's latest effort. THE PERMANENTE LIMESTONE AND THE REASON FOR ITS BENEFICIATION The Permanente deposit is a sheet of Calera limestone over 700 ft thick lying within the Franciscan sediments of the San Francisco peninsula. Limestone suitable for cement manufacture underlies, overlies, and is interbedded with low-grade limestone and chert. Andesite intrusions are found as a secondary gangue. The limestone is identified as follows:
Citation

APA: John C. Kleiber George M. Meisel  (1964)  Floating Limestone at Permanente

MLA: John C. Kleiber George M. Meisel Floating Limestone at Permanente. The American Institute of Mining, Metallurgical, and Petroleum Engineers, 1964.

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