Natural Hydrated Iron OxideLightfastness: ASTM I - ExcellentOpacity: Semi-OpaqueGrind: Medium A wonderful colour like fresh rattan or tobacco

Colour index number: 77205

Colour number: 286

you get a little piece of Stelling's history with the purchase

which means that they are thinning out an intense ruby-like red

williamsburg oliemaling italian terra verte Old Delft Blue Natural Hydrated Iron OxideLightfastness: ASTMThe true Brentonica earth. Semi transparent, slightly gritty, with a velvet like, soft, light absorbing surface. A delicate green. Not an opaque olive. Series: 3CI Number: NACI Name: PG23Pigment Name: Natural Ferrous Silicate containing Magnesium and Aluminum Potassium SilicatesLightfastness: ASTM I ExcellentOpacity: TransparentGrind: Medium