Possible Clues:

• Heavy silk fabric
• Rich silk fabric
• Silky fabric that dates to the Middle Ages
• “The Lady of the Lake, her arm clad in the purest shimmering ____, held aloft Excalibur from the bosom of the water” (Monty Python and the Holy Grail)
• Heavy fabric just the thing to pack uniform
• Fabric mum put back in place
• Is the stuff too heavy for Samuel to tie in a knot?
• Medieval silk woven with gold
• As it turns very small it's very silky
• Bit cut from middle of old Italian's rich fabric