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Rare and Expensive Blue Pigment Found in the Dental Calculus of a Medieval-Era Woman (8 of 8)

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American Association for the Advancement of Science (AAAS)

Rare and Expensive Blue Pigment Found in the Dental Calculus of a Medieval-Era Woman (8 of 8)

image: Magnified view of lapis lazuli particles embedded within medieval dental calculus. This material relates to a paper that appeared in the Jan. 9th, 2019, issue of Science Advances, published by AAAS. The paper, by A. Radini at University of York in York, UK, and colleagues was titled, "Medieval women's early involvement in manuscript production suggested by lapis lazuli identification in dental calculus." view more 

Credit: Monica Tromp

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