Stain 6371 Dark Teal Blue 100 GmsStain 6371 Dark Teal Blue Cobalt Chromite Blue Green Spinel, an inorganic pigment, is a reaction product of high temperature calcination in which Cobalt (II) Oxide, Chromium (III) Oxide, Aluminum (III) Oxide in varying amounts are homogeneously and ionically interdiffused to form a crystalline matrix of spinel. Its composition may include any one or a combination of the modifiers MgO, SiO2, SrO2, TiO2 or ZnO. Can be used to color clay bodies, slips,