Natural pigment-Burnt umber
Natural burn umber.
Color: chocolate brown
Chemical description: clayey rock with an iron 25-30% and manganese 8%
Light resistance: 8
Alkali resistance: 5
Acid resistance: 5
Used for techniques: acrylic, tempera, watercolor, gouache, fresc
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