Capricious (adj.) 1590s, "humorous;" c. 1600, "apt to change the mind suddenly, fickle," from French capricieux "whimsical" (16c.), from Italian capriccioso, from capriccio (see caprice).
The archaeologist had to<u><em> LAY</em></u> the delicate fragments of carefully onto the display table so that they could be photographed and cataloged.