1. Calcareous inclusions in lavas and agglomerates of Santorini volcano

   • I. A. Nicholls

   OriginalPaper Pages: 261 - 276

2. The isotopic composition of strontium in some South African kimberlites

   • Roger H. Mitchell
   • James H. Crocket

   OriginalPaper Pages: 277 - 290

3. On the presence of leucite in basaltic rocks from central France

   • Jean Tournon
   • Danielle Velde

   OriginalPaper Pages: 291 - 295

4. La lherzolite à amphibole du gisement de Caussou (Ariège, France)

   • F. Conquéré

   OriginalPaper Pages: 296 - 313

5. Petrology of mafic inclusions from Itinome-gata, Japan

   • Ken -Ichiro Aoki

   OriginalPaper Pages: 314 - 331

6. A new X-Ray method to determine the anorthite content and structural state of plagioclases

   • K. Viswanathan

   OriginalPaper Pages: 332 - 335

7. Geochemical examination of obsidians from Newberry Caldera, Oregon

   • Richard A. Laidley
   • David S. McKay

   OriginalPaper Pages: 336 - 342

8. Graphic intergrowths of feldspars and quartz in some Czechoslovak pegmatites

   • P. Černý

   OriginalPaper Pages: 343 - 355

9. Remarques sur la note ≪Aluminum in Quartz as a Geothermometer≫

   • R. Clocchiatti
   • J. C. Touray
   • W. H. Dennen

   Letter Pages: 356 - 358

10. Reply to the discussion on “aluminum in quartz as a geothermometer”

    • W. H.. Blackburn
    • W. H. Dennen

    OriginalPaper Pages: 359 - 360