Accelerator for gypsum plaster and process of
#0183;#32;In a first series of evaluations, a number of samples were prepared in the following manner: pounds of land plaster (ground natural gypsum rock dihydrate containing about % calcium sulfate dihydrate and % calcium sulfate anhydrite, and having an average Blaine surface area of about square centimeters per gram) and pounds of powdered sugar (sucrose) were