Natural Stone Sustainability Standard

The Natural Stone Sustainability Standard (ANSI 373) examines and verifies numerous areas of natural stone production; effectively improving the baseline for the environmental performance of natural stone.


Download Standard       Source Sustainable Stone


What Makes Natural Stone Sustainable?

Explore the metrics used to define sustainable production in the dimension stone industry including energy/carbon, land impacts, ingredient transparency, and social responsibility. LEARN MORE


How to Use the Standard

Points for using certified quarries and fabrication facilities are available through LEED v4 and Living Building Challenge. Learn details for obtaining these credits and other ways to specify responsible stone sourcing in your projects. LEARN MORE


Sustainability Resources

Access published documents and reports supporting natural stone’s alignment with green building practices. LEARN MORE


Join the Sustainability Cause

Learn how your quarry, fabrication shop, or distribution facility can align with the green building movement. LEARN MORE


Stones of North America

Use Natural Stone

Genuine. Versatile. Unique. Durable. Sustainable. Easy to Maintain.