F'AHLERZ, noun Gray copper, or gray copper ore, called by Jameson tetrahedral copper pyrite. This mineral is easily broken, and its fracture usually uneven, but sometimes a little conchoidal. it is found amorphous and in regular crystals.
Contenido
Derechos y fuentes
Consulta información de fuente, licencia y atribución de este contenido.
Contenido
Webster's Dictionary 1828
American Dictionary of the English Language, Noah Webster, 1828.