raw_sienna has definitions from the fields of color,geology
1
[ noun ] (color) a medium to dark tan color

Used in print

(Norman Kent, "The Watercolor Art of Roy M. Mason"...)

alizarin_crimson , orange , raw_sienna , raw_umber , burnt_sienna , sepia , cerulean_blue , cobalt_blue , French_ultramarine_blue , Winsor_green , Hooker's_green 2 , cadmium_yellow pale , yellow_ochre , Payne's_gray , charcoal_gray , Davy's_gray , and ivory_black '' .

Related terms

brown snuff-color

2
[ noun ] (geology,color) a yellowish-brown pigment made from untreated sienna

Related terms

sienna sienna

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