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  INFRA-ART spectral data collections: precious, poisonous, rare, and other hard-to-find pigments

  by Ioana Maria Cortea — Published on March 22, 2026 — Reading time: 10 min Part of the INFRA-ART Spectral Data Collections article series The use of pigments has been fundamental to artistic creation throughout history. From the earliest cave paintings to contemporary practices, artists have continuously sought to expand their visual language by experimenting with both natural and read more