What is "bardiglio"

Bardiglio \Bar*di"glio\ (b[aum]r*d[=e]l"y[=o]), n. [It.] An Italian marble of which the principal varieties occur in the neighborhood of Carrara and in Corsica. It commonly shows a dark gray or bluish ground traversed by veins.

n. An Italian variety of marble, commonly having a dark grey or bluish ground traversed by veins.