Oxygen Triclusters, Non-Bridging Oxygens, and the Properties of Silicate Melts: The View from O-17 NMR Stebbins, J. F. ; Oglesby, J. V. ; Kroeker, S. ; Xue, X. Abstract Publication: Eleventh Annual V. M. Goldschmidt Conference Pub Date: May 2001 Bibcode: 2001eag..conf.3205S