Chemistry of the subalkalic silicic obsidians
By: by Ray Macdonald, Robert L. Smith, and John E. Thomas.
Contributors: Smith, Robert L.; Thomas, John E. 1932-
Series: U.S. Geological Survey professional paper ;; 1523
Publisher: U.S. G.P.O.; For sale by Books and Open-File Sales, U.S. Geological Survey
Published: 1992
Place of publication: Washington; Denver, CO
Language: eng
Number of pages: 214
Subjects: Obsidian -- Composition.
Description: Compilation of analyses of subalkalic silic obsidians, assessment of compositional variations in terms of tectonic setting and genetic mechanisms, and systematic discussion of element distribution in these rocks.
Notes: Includes bibliographical references (p. 120-126).