What does the word felspar mean?

Usage examples for felspar

  1. Lapis lazuli is insufficiently homogeneous, almost as hard as felspar, and seems as if it were incapable of being finely worked. – Manual Of Egyptian Archaeology And Guide To The Study Of Antiquities In Egypt by Gaston Camille Charles Maspero
  2. Take a piece of veined marble, and suppose all the white veins of felspar washed clear, leaving the block cleft in every direction from top to bottom, and all the cleavages converging to one point and through that one point only, on the Wickelsdorf side, is access to be had to the labyrinth. – Castles and Cave Dwellings of Europe by Sabine Baring-Gould
  3. Felspar orders the Butler to lock La Rue in the up- stairs bedroom, which has been prepared, till he shall be wanted, telling him at the same time that all the guests have arrived but Mr. Cozzens, who is to be brought directly to the dining- room when he arrives. – Dramatic Technique by George Pierce Baker