Two examples of the mineraly Prussian blue. Especially popular in American quilts, 1830-1860.
Sunday, March 14, 2010
Inorganic mineral colorants were introduced in the 1790s—iron buff, antimony orange, Prussian blue and manganese brown. It took a number of years for these new colors to be used in textile dyes. One of the most popular was the Prussian blue, often in combinations with 'dunn'--a drab tan.