Difference between revisions of "Tuff"
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== Description == | == Description == | ||
| − | A porous, pale-color, [ | + | A porous, pale-color, [[sedimentary|sedimentary]] rock produced from the cementation of volcanic ash. Tuff particles range in size from fine [[sand|sand]] to coarse [[gravel|gravel]]. The soft material can be scratched with a knife blade. Tuff is used as a filler in [[hydraulic%20cement|hydraulic cement]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 12:57, 10 May 2016
Description
A porous, pale-color, Sedimentary rock produced from the cementation of volcanic ash. Tuff particles range in size from fine Sand to coarse Gravel. The soft material can be scratched with a knife blade. Tuff is used as a filler in Hydraulic cement.
Synonyms and Related Terms
trass; volcanic tuff; Tuff (Deut., Sven.); tosca (Esp.); tuf volcanique (Fr.); tufsteen (Ned.); tuf (Ned.); tuffiet (Ned.); tuf wulkaniczny (Pol;.); tufo vulcânico (Port.)
Additional Images
Tuff cliff
Tuff
Sources Checked for Data in Record
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 905
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Encyclopedia Britannica, http://www.britannica.com Comment: "tuff" Encyclopædia Britannica [Accessed January 22, 2002
- C.W.Chesterman, K.E.Lowe, Audubon Society Field Guide to North American Rocks and Minerals, Alfred A. Knopf, New York, 1979