Colour: Sienne Natural (Natural Sienna)
 
Details: Dry Ground Pigment
Technical characteristics :
Chemical name : iron oxide
Color Index : Y43
Apparent density : 800 g/l 
UV resistance : very good
Coloring power : very good
 
Use : lime, wax, paint, plaster, fresco, glaze, cement, fine arts.
This pigment is in powder. For use in artistic paint, it should be finely ground in a mortar before mixing it with the binder.
Linseed oil : dilute the powder in some turpentine oil before adding it to linseed oil.
Paint with water/lime paste : dilute the pigment in some water to make it liquid before incorporating it into the paint.
Lime powder/cement/plaster : directly incorporate the pigment (up to 10% based on the weight of the binder), then mix in order to stain all of your binder.
Color : yellow ocher with a transparent binder. Ecru with a white binder.
This pigment is 100% natural. 
Made in France.
History : The Sienna earth came from Italy, near the city of Siena. It is also found in the Ardennes, Cyprus, Germany, England, Mexico, southern China and India.