According to this paper, mined pitchstone fines (PF), derived as a waste by-product from expandable perlite production in Australia, are a viable, environmentally friendly aluminosilicate cementitious material, suitable for partial Portland cement replacement, thus reducing greenhouse gas emissions resulting from Portland cement manufacture.
Origin
University Of Technology, Broadway, Nsw
Journal Title
J Aust Ceram Soc 44 1 2008 7-12
Sector
Special Glass
Class
S 3448