CR Minerals, Rio Tinto see the mine tailings pile for the pozzolans

Sources: CR Minerals Company LLC, Southlake, Texas; CP staff Natural pozzolans production leader CR Minerals has entered an agreement with Rio Tinto to process a new grade of concrete binder with pozzolanic properties. CR Minerals will build a processing facility at the mining giant’s US Borax operation in Boron, Calif., using mine tailings as feedstock. “We have been working with…

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Lafarge, Solidia move to commercialize low carbon concrete binder, curing methods

Sources: Solidia Technologies, Piscataway, N.J.; CP staff

Paris-based Lafarge Group has reached a new milestone in its partnership with U.S. start-up Solidia Technologies, entering an agreement to commercialize technology allowing a significant reduction in the environmental footprint of precast concrete—through lower carbon dioxide emissions during cement production and CO2 gas utilization in product curing. The agreement affords Lafarge worldwide rights to the branded Solidia Cement and Concrete.

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