Sandarach
Sandarach ({not transcribed}) , noun
[Latin sandaraca, Greek {not transcribed}.]
1.
(Mineralogy) Realgar; red sulphide of arsenic. [Archaic]
2.
(Botany Chemistry) 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.
Also: Sandarac