Origin of spongy cherts

Journal of Research of the U.S. Geological Survey
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Abstract

The spongy-textured surface in some cherts, visible on electron micrographs, is inherited from authigenic cristobalite. Spongy bedded cherts were originally bedded porcelanites similar to the porcelanite in the Miocene Monterey Formation of California.

Additional publication details

Publication type Article
Publication Subtype Journal Article
Title Origin of spongy cherts
Series title Journal of Research of the U.S. Geological Survey
Volume 2
Issue 6
Year Published 1974
Language English
Publisher U.S. Geological Survey
Publisher location Reston, VA
Description 3 p.
First page 685
Last page 687
Online Only (Y/N) N
Additional Online Files (Y/N) N
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