This Natural Umber pigment from Coloured Earth is a medium to light brown natural earth pigment from France.
Pigment Name: Natural Umber – 172
Pigment Type: Natural Earths & Ochres
Country of Origin: France
Colour Index: Y43 – Bk11
Density: 946 g/l
Chemical Make-up: Iron oxide, clay silicates
Chemical Formula: TBC
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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