Ok, but now I ask a clear definition..NWA 1058 its a acapulcoite? a winonaite? a like winonaite? Its a chaos...a study say its a acapucloite, another say its a winonaite, the first analysis say its a acapucloite like winonaite....
Matteo --- David Weir <[EMAIL PROTECTED]> ha scritto: > Hello Satn, whoops make that Stan, > > I'd like to refer you to the original abstract in > which the term > metachondrite was proposed. > > <http://www.lpi.usra.edu/meetings/metsoc2005/pdf/5218.pdf> > > I have also understood the deficiency in the use of > the term "primitive > achondrite", so I have gladly adopted the new term > "metachondrite" on my > website. It is a meaningful substitute I think, and > resolves ambiguities > in the previous terminology. > > On the other note which you are discussing, that of > NWA 1058, I believe > the evidence is now leaning greatly in favor of this > being a member of > the winonaites, so its sale as an acapulcoite > doesn't seem responsible > to me anyway. See this abstract to view the new > diagram comparing 17O to > olivine Fa content, which has been found to resolve > these two groups > when mineralogical data couldn't. NWA 1058 plots > clearly within the WIN > field and not the ACA/LOD field: > > <http://www.lpi.usra.edu/meetings/metsoc2005/pdf/5138.pdf > > David > > > > stan . wrote: > > it's not written in the work of the met soc > because the term > > metachonderite DIDNT EXIST when nwa 725 was > classified... you previously > > reffered me to David Weir's web site - take a look > - ALL of the sub > > types of acapulcoites and winonaites fall under > the heading of > > metachonderites - it's a broad term that applies > to each and every > > meteorite of that classification - not only > specific ones. > > ______________________________________________ > Meteorite-list mailing list > Meteorite-list@meteoritecentral.com > http://six.pairlist.net/mailman/listinfo/meteorite-list > M come Meteorite - Matteo Chinellato Via Triestina 126/A - 30030 - TESSERA, VENEZIA, ITALY Email: [EMAIL PROTECTED] Sale Site: http://www.mcomemeteorite.it Collection Site: http://www.mcomemeteorite.info MSN Messanger: spacerocks at hotmail.com EBAY.COM:http://members.ebay.com/aboutme/mcomemeteorite/ ___________________________________ Yahoo! Messenger: chiamate gratuite in tutto il mondo http://it.messenger.yahoo.com ______________________________________________ Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list
