Difference between revisions of "Category:Iron Oxide Yellow: Ukiyo-e colorant"

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<font size="3">'''[[Goethite|Yellow ochre]]'''</font> 黄土(''o-do''): A yellow earth mineral primarily composed of iron hydroxide.
 
<font size="3">'''[[Goethite|Yellow ochre]]'''</font> 黄土(''o-do''): A yellow earth mineral primarily composed of iron hydroxide.
  
Gamboge has not yet been detected as a single colorant but has been found in mixtures with other colorants. (check)
+
Yellow ochre has been found.... (write something)
  
 
'''For more information see:''' [[Goethite|Yellow ochre]]
 
'''For more information see:''' [[Goethite|Yellow ochre]]

Revision as of 19:03, 15 May 2020

Great Wave by Katsushika Hokusai

Yellow ochre 黄土(o-do): A yellow earth mineral primarily composed of iron hydroxide.

Yellow ochre has been found.... (write something)

For more information see: Yellow ochre

Examples of Yellow ochre in Ukiyo-e Prints

Dyed indigo.jpg

Indigo FORS.JPG
Beauties of the Yoshiwara by Suzuki Harunobu

Dyed indigo.jpg

Indigo FORS.JPG
Beauties of the Yoshiwara by Suzuki Harunobu

Dyed indigo.jpg

Indigo FORS.JPG
Beauties of the Yoshiwara by Suzuki Harunobu

Dyed indigo.jpg

Indigo FORS.JPG
Beauties of the Yoshiwara by Suzuki Harunobu

Dyed indigo.jpg

Indigo FORS.JPG
Beauties of the Yoshiwara by Suzuki Harunobu

Analysis

Gamboge does not fluoresce under UVA radiation and does not produce a distinct pattern using Excitation Emission Matrix (EEM) spectroscopy. Of the possible yellow colorants analyzed, it is the only bright yellow colorant that does not fluoresce but also absorbs the UVA induced fluorescence emitted by the paper. This negative indication was sometimes used to assign the presence of gamboge.

Other Images of Yellow ochre

List of Prints

List of prints where indigo was detected