1. Gahnite in the metamorphosed stratiform massive sulfide deposits of the Mineral District, Virginia, U.S.A.

   • D. J. Sandhaus
   • J. R. Craig

   OriginalPaper Pages: 77 - 98

2. Geotectonic significance of the metabasites of the Kinzigitic Series, Ivrea-Verbano zone (Western Italian Alps)

   • M. Mazzucchelli
   • F. Siena

   OriginalPaper Pages: 99 - 116

3. Biomineralization and the carbon isotope record

   • E. T. Degens
   • J. Kazmierczak
   • V. Ittekkot

   OriginalPaper Pages: 117 - 126

4. Neutron diffraction refinement of the crystal structure of aragonite

   • D. Jarosch
   • G. Heger

   OriginalPaper Pages: 127 - 131

5. Synthetic bayleyite, Mg₂[UO₂(CO₃)₃]·18H₂O: Thermochemistry, crystallography and crystal structure

   • H. Mayer
   • K. Mereiter

   OriginalPaper Pages: 133 - 146

6. Natural Zeolites

   • H. Höller
   • U. Wirsching

   Buchbesprechung Pages: 147 - 147

7. Mitteilung

   Announcement Pages: 148 - 148

8. Erratum

   Erratum Pages: 148 - 148