Fleur pressed her lips together, silently willing herself not to panic. What they needed now were level heads.
"No one touch anything," she said, a bit more sharply than she meant to. "I don't care what it is. Harry, you especially. Am I clear?" They all nodded.
"Good," Fleur paused for a moment, thinking. "I want everyone to give something of theirs to someone else, so there is a chance of finding you if we lose any more." As she spoke, she unclasped a necklace from around her neck and handed it to Charlie. There was a small flurry of movement as everyone exchanged trinkets, and Fleur waited for it to subside before continuing.
"Now," she asked them, "do any of you have someting of Ron's?"