Kunugi (Oak) - center (250 C)

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Uemura 08-13-2009 250.jpg

Museum number 250
Uemura number / title ; "Haze-some 25"
Folder location 4th shelf
Sample location center (250 C)
Fiber type cotton
Color brownish black
Dyestuff (Japanese common name) 櫟 : Kunugi
Dye (English common name) Oak (Acorn)
Dyestuff (botanical name) Quercus acutissima Carruth.
Plant part bark / dried (?)
Dyestuff extraction boiled in water
Auxiliary agent in dye bath -
Mordant iron
Other auxiliary agent ash water (separate bath)
Uemura's notes The dyeing process was : 1) dye bath; 2) iron mordant bath; 3) ash water; 4) dye bath; and 5) iron mordant bath. By repeating this process, the resultant color would darken into black. The resultant color would be same when dyed with chestnut tree and oak tree, as well as wood and fruit from Quercus acutissima Carruth.
Uemura's date Kyoto