Realgar; red sulphide of arsenic.

A white or yellow resin obtained from a Barbary tree (Callitris quadrivalvis or Thuya articulata), and pulverized for pounce; -- probably so called from a resemblance to the mineral.

durable fragrant wood; used in building (as in the roof of the cathedral at Cordova, Spain)

a brittle and faintly aromatic translucent resin used in varnishes