Just catching up with weekends crosswords - dont think these have been answered already 35d= A pale green to white mineral of calcium magnesium silicate found in igneous rocks.(8) ?I???ITE
44a= a kind of trifle soaked in wine or spirits and decorated with candied fruit and almonds (5,4) is it TIPSY CAKE.
44d= thick woven fabric (not damask) used as a covering for council chamber table (5) ??P?S