We've analysed a possible Egyptian marble (that is to say, marble carved in an Egyptian style) with d13C = +5.2?, d18O = -3.1?. Can anyone advise me of a recent compilation of isotope compositions of marbles from different locations? Thanks Tim H.E. Heaton NERC Isotope Geosciences Laboratory British Geological Survey Keyworth, Nottingham NG12 5GG, England (www.bgs.ac.uk/nigl/index.htm) Tel. +44(0)115 936 3401 Fax +44(0)115 936 3302 E-mail: [log in to unmask]