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trachyte

A Dictionary of Earth Sciences | 1999 | | Copyright

trachyte Fine-grained volcanic rock of the alkaline series of intermediate rocks. Trachyte is the volcanic equivalent of syenite.

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AILSA ALLABY and MICHAEL ALLABY. "trachyte." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "trachyte." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-trachyte.html

AILSA ALLABY and MICHAEL ALLABY. "trachyte." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-trachyte.html

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trachyte

The Concise Oxford Dictionary of English Etymology | 1996 | | Copyright

trachyte gritty volcanic rock. XIX. — F., f. Gr. trākhús rough or trākhútēs roughness.

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T. F. HOAD. "trachyte." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

T. F. HOAD. "trachyte." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O27-trachyte.html

T. F. HOAD. "trachyte." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-trachyte.html

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trachyte

A Dictionary of Architecture and Landscape Architecture | 2000 | | Copyright

trachyte. Volcanic rock consisting mostly of sanidine felspar.

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JAMES STEVENS CURL. "trachyte." A Dictionary of Architecture and Landscape Architecture. 2000. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

JAMES STEVENS CURL. "trachyte." A Dictionary of Architecture and Landscape Architecture. 2000. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O1-trachyte.html

JAMES STEVENS CURL. "trachyte." A Dictionary of Architecture and Landscape Architecture. 2000. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O1-trachyte.html

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