Natural pigment- Kursk brown
A rock consisting of hematite and goethite.
Color: dark chocolate
Chemical description: hematite, goethite. Chemical formula: FeO(OH)хFe2O3
Light resistance: 8
Alkali resistance: 5
Acid resistance: 5
Used for techniques: acrylic, tempera, watercolor, gouache
The pigment was made by crushing and grinding. There may be insight uncrushed mineral in the package.
Pigments may contain harmful substances, so remember about safety rules.
- use eye and hand protection,
- cover the respiratory tract, do not eat,
- keep away from children,
- wash your eyes in case the pigment gets into your eyes