Below you can find some useful links about the natural stone industry.

Portals and websites

Portugalimestones.com - webportal dedicated to Portuguese limestones

Magazines

BusinessStone.com - The global online magazine for the natural stone industry

Stone Panorama - Quarterly magazine dedicated to the dimension stone information, based in India.
Rochas e Equipamentos - Portuguese based magazine dedicated to the natural stone industry.
Stonereport - Magazine that provides monthly information about natural stone producers and processors throughout the world.

Fairs

Piedra - International natural stone fair - Madrid, Spain
Worldstonefairs.com - Website with complete information about stone, construction and building fairs.
Naturalstone Turkey - International natural stone fair that take place in Istambul - Turkey