And if the spa's gem associations are a stretch, they're comparable to what others are doing, like using diamond dust in anti-aging body treatments and here, for obvious reasons, sapphire dust as well (which felt great in a body cream but didn't have any discernible effect).

FORBES: Off the Beaten Track

And here, the importance of body language for both the speaker and the listener is just as important as in face-to-face communication.

FORBES: Body Language in Second Life