17 Januar 2009

Researchers find Moors built with powdered bones

A chance discovery of a medieval clay oven has revealed that Moorish architects used powdered animal bones to protect the walls of fortresses close to the Alhambra Palace in southern Spain.
The finding represents the first evidence of powdered bones being used in protective coats, or patinas, in Moorish architecture, said Granada University geologist Carolina Cardell, who headed a yearlong scientific research project at the site.[...]
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