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Bio-Cleaning by Desulfovibrio Vulgaris Bacteria for Black Gypsum Crust of Archaeological Stone
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Journal Article
Bio-Cleaning by Desulfovibrio Vulgaris Bacteria for Black Gypsum Crust of Archaeological Stone
2018
Overview
One of the most deteriorated layers which always appear on stone surface is the black layer, especially the one located in open area. Several methods were carried on the monuments to decrease the effect of the black crust phenomena, but none of these methods save the cultural heritage and the patina noble of the stone and the pigments in decorated stone. Through this survey, a self-cleaning conservation by (SRB) \"sulfate reducing bacteria\", particularly, Desulfovibrio vulgaris. The white layer calcium carbonate can be formed due to the transformation of the black calcium sulfate by D. vulgaris within 24h. The self-cleaning technology is safe for both the conservators and the archaeological sites, risk-free, accomplishment simplicity, applicable.
Publisher
جامعة سوهاج - كلية الآداب
