Orcein Ficha SKOS Descargar <?xml version="1.0" encoding="UTF-8" ?><rdf:RDF><skos:Concept rdf:about="http://vocab.getty.edu/aat/300386721"><skos:prefLabel xml:lang="en">orcein</skos:prefLabel><skos:broader rdf:resource="http://museovirtualfelixcanada.digibis.com//concepts/47760" /><skos:note xml:lang="en">A naturally occurring dye derived from several lichens. It was widely used in antiquity for textile dyeing. Orcein is the essential constituent of archil and is used as a biological stain.</skos:note><skos:notation>300386721</skos:notation><skos:inScheme rdf:resource="http://museovirtualfelixcanada.digibis.com//schemas/2" /></skos:Concept></rdf:RDF>