saibro

Etymology
From, from.

Noun

 * 1) thick sand with pebbles
 * 2)  sable the black colour on a coat of arms
 * 1)  sable the black colour on a coat of arms

Etymology
From, from.

Noun

 * 1) a mixture of sand and clay used in construction
 * 2) thick sand with pebbles
 * 3)  clay crushed stone or bricks used as the surface of the court
 * 4)  sable the black colour on a coat of arms