Pierre, Based on its' look and the friable comment, it is most likely an olivine (peridot) "bomb" from volcano action long ago. I have several of these that I bought at shows.
John -------------- Original message from Pel� Pierre-Marie <[EMAIL PROTECTED]>: -------------- > Hello to the List Members. > > Some of you know I'm on a trip through the USA and I > found with my friend Vincent a strange-looking stone. > > Here's the website link where anyone can look at this > find : > http://www.meteor-center.com/usa2005/diapos.asp?pages=1 > (then click on any five links shown as "Cliquez sur le > lien pour afficher la photo" > > It shows a kind of external "fusion crust". I broke > one end to see the inside and it shows a > greyish-greenish structure. It's very friable. No > metal, only tiny bits of green spangles and yellowish > crystals (like olivine). As a last clue, I have to say > it was found in the Gold Basin strewnfield. > > At first sight, I would say it's a kind of peridotite > but maybe meteorite list members have better advice. > > Best regards, > > Pierre-Marie PELE > www.meteor-center.com > > > > > > __________________________________________________________________ > D�couvrez le nouveau Yahoo! Mail : 250 Mo d'espace de stockage pour vos mails > ! > Cr�ez votre Yahoo! Mail sur http://fr.mail.yahoo.com/ > ______________________________________________ > Meteorite-list mailing list > [email protected] > http://six.pairlist.net/mailman/listinfo/meteorite-list ______________________________________________ Meteorite-list mailing list [email protected] http://six.pairlist.net/mailman/listinfo/meteorite-list

