PG50—Cobalt Green

Pigment Type

inorganic

Chemical Name

cobalt titanium oxide

Chemical Formula

Co₂TiO₄

Properties

Cobalt Titanium Oxide is a low intensity color with a weak tinting strength, similar to Cobalt Blue. It has an average to fast drying time.

Permanence

Cobalt Green has excellent permanence and lightfastness.

Toxicity

Cobalt Green  is considered toxic due to its cobalt component. Do not breathe its dust.

History

Since ancient times, smalt blue has been used to color glass and ceramics. Cobalt salts, which give smalt its characteristic blue color, were identified in the 18^th century. Techniques for manufacturing various cobalt salts, offering a range of blues and greens, were developed in the 19th century.

Alternate Names

Cobalt Teal, Cobalt Turquoise, Light Green Oxide