plural of black teal

The mineral jet.

A slaty bluish mineral, a variety of argillaceous slate, used for drawing and for making black paint.

stephanite

(medicine) Visceral leishmaniasis. / (slang) Synonym of jungle fever

A soft, dull black powder consisting of finely divided metallic platinum obtained by reduction and precipitation from its solutions. It absorbs oxygen to a high degree, and is employed as an oxidizer.

brass in milled sheets, composed of copper and zinc, used by braziers, and for drawing into wire

A preparation containing carbonized bone, used as a pigment and a filtering medium.

A disease of grapevines, attacking the leaves and fruit, caused by the fungus Guignardia bidwellii.

A black pigment obtained by charring cork.