The Collaborative International Dictionary
Green cinnabar
Cinnabar \Cin"na*bar\, n. [L. cinnabaris, Gr. ?; prob. of Oriental origin; cf. Per. qinb[=a]r, Hind. shangarf.]
(Min.) Red sulphide of mercury, occurring in brilliant red crystals, and also in red or brown amorphous masses. It is used in medicine.
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The artificial red sulphide of mercury used as a pigment; vermilion.
Cinnabar Gr[ae]corum. [L. Graecorum, gen. pl., of the Greeks.] (Med.) Same as Dragon's blood.
Green cinnabar, a green pigment consisting of the oxides of cobalt and zinc subjected to the action of fire.
Hepatic cinnabar (Min.), an impure cinnabar of a liver-brown color and submetallic luster.
Wiktionary
green cinnabar
n. A green pigment consisting of the oxides of cobalt and zinc subjected to the action of fire.