16 across: A sheet of sand or gravel deposited at the front of a moraine or mountain range (5) ??R?N 47 down: Deep blue crushed glassm used in laundering and dyeing (5) S?A?T 29 across: Small screw with a looped head, used for lifting or fasteing (7) E?E???T 30 down: Fabric with colour opr tones that graduate from light to darlk (5) ??B?E