Posted in response to Submitted Photos - Serpentine? from Ward on October 16, 2010 at 09:03:13:
Aventurine would be my first guess. Sort of resembles chrysoprase too but not so much.
From Jim - October 18, 2010 at 10:50:28
Use the form below to post a reply to the Re: Submitted Photos - Serpentine? message. If you haven't read the Rock Net FAQ and User Tips yet, now would be a good time to do so.