Cracks in the foundation and basement of a house condemned due to pyrrhotite
By Mineral Resources Program
May 2026 (approx.)
Detailed Description
Basement and Exterior of a Home Condemned Due to Pyrrhotite Damage. Image from GAO report: GAO-20-649, CRUMBLING FOUNDATIONS: Extent of Homes with Defective Concrete Is Not Fully Known and Federal Options to Aid Homeowners Are Limited