DCHP-1 Online
Labrador spar 
a feldspar shot with blue, green, and other colors.
See also: labradorite
- 1787 The curious body the Labrador stone, which reflects all the colors of the peacock, is found there in loose masses.
- 1835 (1836) I collected specimens of gypsum, also, in this bay, and of a white friable stone resembling talk [sic] or Labradore spar, in the manner in which it breaks off into plates.
- 1861 Labrador abounds in white spar, and also in small specimens of that beautiful one called "Labrador spar."
- 1787 The curious body the Labrador stone, which reflects all the colors of the peacock, is found there in loose masses.