Color Swatch created using heavy application/medium application/50% tint and was applied on acrylic primed canvas (7 oz) material.
This color contains the following pigments:
PBk19—Slate Gray
Pigment Type
inorganic
Chemical Name
hydrated aluminum silicate
Chemical Formula
n/a
Properties
Slate Gray is a semi-opaque, neutral gray pigment produced from powdered slate.
Permanence
Slate Gray is absolutely lightfast.
Toxicity
Hydrated aluminum silicate is not considered toxic, however pigment from natural sources may contain impurities.
History
Mineral sources of Slate Gray have been used as a colorant since prehistoric times.
Alternate Names
Powdered Slate.