Located on Route 2 in northern Worcester County, Templeton is a long distance from the long-identified source of pyrrhotite-contaminated concrete: the J.J. Mottes Concrete Co. and its Becker ...

For the second time in the last few months, a plan to help homeowners dealing with faulty concrete crumbled on Beacon Hill.

Last May, the first International Conference on Iron Sulfide Reactions in Concrete included presentations on testing for pyrrhotite, understanding its reactivity, and mapping the mineral.