1. Temporal magmatic variation at Boqueron volcano, El Salvador

   • Gregg E. Fairbrothers
   • Michael J. Carr
   • Darrell G. Mayfield

   OriginalPaper Pages: 1 - 9

2. The crystallization of pyroxenes and amphiboles in some alkaline rocks and the presence of a pyroxene compositional gap

   • A. K. Ferguson

   OriginalPaper Pages: 11 - 15

3. Kinetic control of ordering and exsolution in omphacite

   • M. A. Carpenter

   OriginalPaper Pages: 17 - 24

4. Fractionation and assimilation in the Borgtinderne syenite, East Greenland

   • P. E. Brown
   • R. D. Brown
   • N. J. Soper

   OriginalPaper Pages: 25 - 34

5. Experimental determination of the isotopic fractionation between gaseous CO₂ and carbon dissolved in tholeiitic magma

   • M. Javoy
   • F. Pineau
   • I. Iiyama

   OriginalPaper Pages: 35 - 39

6. Geochemistry of transition elements in garnet lherzolite nodules in kimberlites

   • N. Shimizu
   • C. J. Allègre

   OriginalPaper Pages: 41 - 50

7. The Mordor Complex: A highly differentiated potassic intrusion with kimberlitic affinities in central Australia

   • Alan P. Langworthy
   • Lance P. Black

   OriginalPaper Pages: 51 - 62

8. The tertiary dike swarms of the Kangerdlugssuaq area, East Greenland

   • T. F. D. Nielsen

   OriginalPaper Pages: 63 - 78

9. Oxygen and hydrogen isotope compositions of eclogites and associated rocks from the Eastern Sesia zone (Western Alps, Italy)

   • Jacqueline Desmons
   • James R. O'Neil

   OriginalPaper Pages: 79 - 85

10. Early Proterozoic isotopic ages in the East Greenland Caledonian fold belt

    • A. K. Higgins
    • J. D. Friderichsen
    • A. R. Gledhill

    OriginalPaper Pages: 87 - 94

11. The Khan-Taishir ophiolitic complex of Western Mongolia, its petrology, origin and comparison with other ophiolitic complexes

    • L. P. Zonenshain
    • M. I. Kuzmin

    OriginalPaper Pages: 95 - 109