Schmincke Horadam Aquarell Artist Watercolor - Volcano Violet, Supergranulation, Half Pan

Pigment Information

This color contains the following pigments:

PV62-Cobalt Violet Hue

PBk11-Mars Black

Pigment Name

PV62-Cobalt Violet Hue

Pigment Type

inorganic

Chemical Name

strontium phosphate

Chemical Formula

Sr5(PO4)3Cu0.3O

Properties

Permanence

Cobalt Violet Hue has excellent permanence.

Toxicity

Strontium phosphate violet is non-toxic cobalt phosphate.

History

Pigment Name

PBk11-Mars Black

Pigment Type

earth

Chemical Name

iron oxides

Chemical Formula

FeO or Fe2O3

Properties

Mars Black is an opaque black with a strong and cool masstone, a slightly warm tint, and a warm brown undertone. It is not as black as Ivory Black, but it dries more quickly and has three times the tinting strength. Mars Black is normally the only black available in acrylic form and that is safe to over paint. It can be used in all media without reservation and is widely used as an alternative to Lamp Black and Ivory Black.

Permanence

Mars Black is very lightfast with excellent permanence.

Toxicity

Mars Black has no significant hazards and is the only major black pigment considered non-toxic.

History

The word Mars refers to the Roman god of iron and war. Mars Black was developed in the early 20th century from inorganic, synthetic iron oxide.