1. Referee acknowledgement

   Acknowledgments Pages: 1 - 1

2. Mechanisms of polytype stabilization during the wurtzite-sphalerite transition

   • M. B. Geilikman

   OriginalPaper Pages: 2 - 7

3. A continuous phase gradient in a “monocrystalline” pyrrhotite

   • Lutz Kübler

   OriginalPaper Pages: 8 - 13

4. Orientation and motion of water molecules in cordierite: A proton nuclear magnetic resonance study

   • Douglas G. Carson
   • George R. Rossman
   • Robert W. Vaughan

   OriginalPaper Pages: 14 - 19

5. Mechanical twinning in small quartz crystals

   • J. W. Laughner
   • R. E. Newnham
   • L. E. Cross

   OriginalPaper Pages: 20 - 24

6. Origin of iridescence in garnet: An optical interference study

   • Hisako Hirai
   • Hiromoto Nakazawa

   OriginalPaper Pages: 25 - 28

7. The nature of ordering and ordering defects in dolomite

   • R. J. Reeder
   • Y. Nakajima

   OriginalPaper Pages: 29 - 35

8. Optimization of CNDO for molecular orbital calculation on silicates

   • Antonio C. Lasaga

   OriginalPaper Pages: 36 - 46

9. On the theory of Al,Si ordering in albite: Comment

   • Robert M. Mazo

   ReviewPaper Pages: 47 - 47

10. IMA-news

    News Pages: 48 - 50