Minerales y Arcillas S.A. de C.V. is a Mexican company specialized in mining of barite in the State of Nuevo Leon which it processes and sells to PEMEX for their exploration in the Gulf of Mexico. They also make quicklime and mine bentonite.

Minerales y Arcillas S.A. de C.V.

Mining Branch of Grupo Minar which is made up of five companies involved in the extraction, processing and sale of various industrial minerals and chemicals.  

San Francisco del Puerto Mine, San Pedro Coahuila. 
La Escondida and La Angelita Mines, Galeana, Nuevo Leon

wwwinfo January, 2000