08/04/2011
Presentación Techlam de Levantina

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NATURAL STONE
Natural stone is a geographical list of stone used for decorative purposes in construction and monumental sculpture; currently or historically produced in various countries. In additionhardstone carving uses many types of gemstones. The dimension stone industry classifies stone based on appearance and hardness as either "granite", "marble" or "slate"29/03/2011