Lazur

intensive blue dye sourced from mineral called lazurite (lapis-lazuli). It was used for dyeing and bleaching linen, giving the fabric pure white colour. It frequently appears in court bills and purchase registers.

Source: “1 pound of the finest lazur.” AGAD, AR XI, ref. no. 232, p. 8, in Gdańsk, May 28, 1755, Rachunek pieniędzy wziętych na sprawunki…

See also: B. Popiołek, Między kuchnią i spiżarnią. Magnackie regestry wydatków kuchennych w osiemnastowiecznej Rzeczypospolitej, Warszawa 2025.