Waxing MoonI found the big stone in a bag of assorted beads that Claire picked up off the floor at a store in NYC I think it might be chalcedony but Im too tired to tell. The small beads are definitely aventurine, though. All pendants come with either a 20 high quality silver plated chain or an 18 ribbon or cord with a base metal clasp. If you have a preference, please let me know in a note at checkout, otherwise Ill choose for you based on what I think will