Burnt Sienna - red / brown pigment
Coloured Earth Pigments
Burnt Sienna from Coloured earth is a deep reddish brown natural oxide pigment from Cyprus.
Pigment Name: Burnt Sienna – 112
Pigment Type: Natural Earths & Ochres
Country of Origin: Cyprus
Colour Index: R102
Chemical Make-up: Natural Iron Oxide
Chemical Formula: SiO2+Al2O3+Fe2O3
Lime Stable? Yes
Suitable for External Use? Yes
UV Rating: Excellent
Colouring Power: Very Good
Particle size: 50 microns (325 Mesh)
Heat Stability: Colour Stable to 165°C / 330° F
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