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17:25 Apr 4, 2007 |
Polish to English translations [PRO] Science - Archaeology / Article on flint tools and features | |||||||
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| Selected response from: Piotr Jańczuk Poland Local time: 01:54 | ||||||
Grading comment
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Summary of answers provided | ||||
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3 +1 | flakes |
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flakes Explanation: In archaeology, a lithic flake is a thin, sharp fragment of stone that results from the process of lithic reduction. Once the proper tool stone has been selected, a fabricator is used to direct a sharp blow to the surface of the stone. The energy of this blow propagates through the material, producing a Hertzian cone of force which causes the rock to fracture in a specified, easily controlled fashion. http://en.wikipedia.org/wiki/Lithic_flake Krzemień to skała pochodzenia osadowego, która tworzy większe konkrecje (w ... było oddzielić od niego krótsze (odłupki) lub dłuższe (wióry) fragmenty, ... www.archfil.obywatel.pl/_php/index.php?go=p_narzedzia |
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