pozzolan

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poz·zo·lan

 (pŏt′sə-län′) also poz·zo·la·na (-sə-lä′nə) or poz·zuo·la·na (-swə-)
n.
1. A siliceous volcanic ash used to produce hydraulic cement.
2. Any of various powdered substances that react with lime to form strengthening or enhancing compounds in cement.

[Italian pozzolana, after Pozzuoli.]

poz′zo·la′nic adj.
References in periodicals archive ?
Tenders are invited for Supply and carriage loading and unloading of Portland Pozzolona cement FOR in PWD
Pandey, "Evaluation of physical stability and leachability of Portland Pozzolona Cement (PPC) solidified chemical sludge generated from textile wastewater treatment plants," Journal of Hazardous Materials, vol.
After the clinkerization process the material is sent to the cement mill where the mineral component such as fly ash and gypsum are added to produce Portland Pozzolona cement [4].
Currently, APCL is engaged in manufacturing of Ordinary Portland Cement (OPC) and Portland Pozzolona Cement (PPC) variety with product mix of about 33:67.
Currently, KIL is engaged in manufacturing of Ordinary Portland Cement (OPC) and Portland Pozzolona Cement (PPC) variety with product mix of about 95:05 and PCB.