Tuff (in terms of Tephra)

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Is tuff made up of any specific (or any specific combination of) tephra size(s)? Or is tuff made up of any and all of types of tephra (ash, cinders, bombs)?

-- Erika Whittemore (ewhittem@oswego.edu), April 09, 2001

Answers

I would say that it can be made of all types of pyroclastic debris that have been molded together by heat.

-- Toni-Ann Phelps (slickchick81@aol.com), April 09, 2001.

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