Examples from the Web for piedra
Palabra de boca, piedra de honda—A word from the mouth is as a stone from a sling.
They then demanded the money and were told that they must bring him a certain stone (piedra de espiritu).Records of The Spanish Inquisition|Andrew Dickson White
The pass of the Piedra Parada is 16,008 feet above the sea, and is always covered with snow.
Specimens from three miles south and 16 miles west of Piedra were found in a crevice inside a cave.The Recent Mammals of Tamaulipas, Mexico|Ticul Alvarez
Piedra succeeds Viedma, attacks the Pampa Tribes, and is defeated.Buenos Ayres and the Provinces of the Rio de La Plata|Woodbine Parish