Fig. 4
From: Colors and dyes of archaeological textiles from Tarapacá in the Atacama Desert (South Central Andes)

FORS spectrum: a Sample 1: anthraquinone, b Sample 13: anthraquinone, and c Sample18: indigo
From: Colors and dyes of archaeological textiles from Tarapacá in the Atacama Desert (South Central Andes)
FORS spectrum: a Sample 1: anthraquinone, b Sample 13: anthraquinone, and c Sample18: indigo