thumb|Fair Stone logoThe Fair Stone standard, also referred to as "fairstone",[1] is a social and environmental standard for the global natural stone industry developed in 2007 by WiN=WiN GmbH – Agency for Global Responsibility, a German consulting agency,[2] in conjunction with the mining section of the International Social Security Association (ISSA) and other international advisors.[3] Fair Stone e.V., a non-profit organisation promoting the standard, was founded in 2014.
Other partners in the development of the standard included two Chinese companies, SFS Stone [4] and Delta Stone,[5] both based in Xiamen, and a German stone importer, Seltra.[6]
The standard covers four aspects of the natural stone extraction and processing industry:
Specific criteria exist for quarries, stone processing factories, distribution and the supply chain or chain of custody, associate partners (retail, stonemasons and other commercial clients) and the management system.[7]