Crystal glass is glass with added metal-oxide which makes it refract light brilliantly. But it also means the material is not dishwasher safe or suitable for recycling. Sad but true.
Swarovski, Lead crystal
Blue Bins & Chutes
Freecycle / Give Away
If still usable and in good condition you can offer online.
This kind of glass is not recyclable.
Please wrap broken pieces in newspaper or bubble wrap for the safety of workers.