Posted in response to Heidi from Ward on November 22, 2011 at 02:49:37:
Looks like agate with a coating of white opal. This actually looks like part of a geode core.
From paul - November 22, 2011 at 08:29:52
Use the form below to post a reply to the Re: Heidi message. If you haven't read the Rock Net FAQ and User Tips yet, now would be a good time to do so.