Labrador stone
English
editNoun
editLabrador stone (countable and uncountable, plural Labrador stones)
- (now rare) Labradorite; Labrador spar. [from 18th c.]
- 1791, Erasmus Darwin, The Economy of Vegetation, J. Johnson, page 120:
- The beautiful prismatic colours seen on the Labrodore stone are owing to a similar cause, viz. the thinness of the laminæ of which it consists […] .