The original B.Sienna ( and Submitted by Marialena Sarris on April 15, 2019 - 8:38pm The original B.Sienna ( and the rest of Earth colours) is the PBr7 version which is made by differently processed soil/earth. The PR101 is iron oxide, in other words it is rust. reply
The original B.Sienna ( and the rest of Earth colours) is the PBr7 version which is made by differently processed soil/earth.
The PR101 is iron oxide, in other words it is rust.