The formulation of each color is modified individually to
compensate for the inherent differences in the working
characteristics of pigments. The result is an even consistency
across the entire palette of colors. Color Swatch created using
heavy application/medium application/50% tint and was applied on
acrylic primed canvas (7 oz) material. hydrated iron, magnesium,
aluminum and potassium silicates Green earth is a natural
pigment that varies from yellow and olive to blue-green in its
composition and hues. It is semi-transparent, has low hiding
power and tinting strength, muddies and darkens in oil, and is
particularly good for tempera and fresco painting. Green Earth
has excellent permanence and lightfastness, although some
varieties can be developed by light calcining. It is one of the
most permanent pigments because Earths are not affected by
sunlight or atmospheric conditions. Green Earth has no
significant hazards. Terre verte is French for green earth. It
was discovered in antiquity, and its use has be