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Pozzolan Companies


Supplies volcanic ash for use as a concrete additive and absorbent. Includes product list and specifications. Western Pozzolan Corp manufactures Lassenite-SR, a natural siliceous (amophous) mineral made from the layers of diatoms and volcanic tuffs of Northern California's Cascade range, and Absorbs-All, the only product of its kind made from natural pozzolan.


Country: United States

Industrial minerals company with specialization in the concrete additives sector. PowerPozz™ High Reactivity Metakaolin - Advanced Cement Technologies - Supplier of PowerPozz™ Metakaolin - (ACT) is an industrial minerals company with specialization in the concrete additives sector. The only producer of High Reactivity Metakaolin (HRM) with mineral deposits and production facilities in the Western United States.
Country: United States

Promotes the use of silica fume in concrete and works to increase the knowledge of its benefits among civil engineers, state transportation officials, and the academic community.
Country: United States