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Guignet of Paris patented the process for manufacturing Viridian Green in 1859. The popularity of this bright, exceedingly clear blue-green color led some to believe that it could eventually replace all other greens, both ancient and modern. GOLDEN's mixture and is a useful replacement for artists familiar with the original.
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Pigment Classification:åÊMixture
Color Index Name:åÊPW4 / PB15:3 / PY150 / PBr7
Color Index Number:åÊ77947 / 74160 / 12764 / 77492
Chemical Description:åÊZinc Oxide Copper Phthalocyanine Nickel Complex Azo Calcined Natural Iron Oxide
Opacity/Transparency:åÊSemi-Transparent
Lightfastness Rating:åÊI
Permanency:åÊExcellent
Munsell Notation Listing:åÊHue 8.8 G Value 3.5 Chroma 5
Gloss Average:åÊ83.7
Viscosity Range:åÊ4000-15000 CPS
CIE L*a*b* Values:åÊL*35.64 a*-24.01 b*.39
Tint Strength:åÊ85.23
