[quote=@Dervish]
<Snipped quote by idlehands>

Let us know! It would be good to get you back in a game!

<Snipped quote by DearTrickster>

Our interpretation is after they're charged and depleted, they probably crack or otherwise become unusable, but don't exactly vanish into nothingness. 
[/quote]

I'll keep that in mind, an aspect of my character is being a soul gem researcher.