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The exploitation of natural sources and later synthetic molecules to generate blue to purple coloration in textiles has a long history in the dyer’s craft. Natural indigoids such as indigo, woad, and Tyrian or shellfish purple served this purpose for millennia, but in the late 1800s synthetic analogs, in particular indigotin, quickly replaced natural sources. Halogenated versions of the dye were also...
A silk cross-stitched man's overcoat in traditional Uzbek style in the Indianapolis Museum of Art was thought to originate from late 1800s to early 1900s. To shed light on its history and associated textile dye chemistry, threads from the coat were subjected to dye analysis by LC-DAD-ESI-MS. Dyes identified include seventeen natural colorants from barberry, larkspur, madder and cochineal, and forty-two...
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