Matching Pairs Stones and ceramics IIOnline version Technology in secondary school for spanish speakes by tekno TEKNESO 1 Soft, white, absorbent mineral rock 2 Paste used to join other materials 3 Rubing and smoothing a surface to make it shiny 4 Grey powder made from a mixture of crushed and heated limestone, clay and gypsum 5 Water-soluble adhesive used to make archways, partitions, and as a covering for walls and paving 6 Used to hold together construction materials 7 Soft, porous, resistant to high temperatures and chemically inert material GYPSUM CEMENT CLAY MORTAR TO POLISH PLASTER STONE BINDER