Colour: Rouge San Freanc
Details: Dry Ground Pigment
Technical characteristics :
Chemical name : mixture of mineral materials and organic pigments 
Color Index : R3
UV resistance : average (not recommended outdoor)
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 : 
This pigment is 95% natural and the ingredients that compose it are allowed for the manufacture of cosmetic products to rinse. 
Made in France.
History : the color of the famous San Francisco Bridge, "The Golden Gate", is officially called "International Orange". The color has been created from a protective anticorrosion layer placed on the deck steel. The architect decided, despite the many criticisms, to let this color while the Navy wanted it yellow with black stripes to facilitate visibility.
First painted with paint lead, then vinyl, it has been replaced since 1990 by an acrylic paint. 20 000 liters of paint are required each year for the maintenance of the bridge.
It is by reading this story, which left us dreamers, that Ocres de France made, in 2018, the pigment Rouge San Francisco