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.

Pigment Classification: Mixture

Color Index Name: PW4 / PB15:3 / PY150 / PBr7

Color Index Number: 77947 / 74160 / 12764 / 77492

Chemical Description: Zinc Oxide Copper Phthalocyanine Nickel Complex Azo Natural Iron Oxide containing Manganese

Opacity/Transparency: Semi-Transparent

Lightfastness Rating: I

Permanency: Excellent

Munsell Notation Listing: Hue 8.8 G Value 3.5 Chroma 5

Gloss Average: 20.58

Viscosity Range: 20000-25000 CPS

CIE L*a*b* Values: L*35.64 a*-24.01 b*0.39

Tint Strength: 85.29