European Journal of Mineralogy, 2001, V 13, N 4, July-August.

Editoria
Mihály Pósfai
l651

Part I. Biogenic Iron Minerals 

Zinc-iron sulphide mineralization in tubes of hydrothermal vent worms
Magali Zbinden; Isabelle Martinez; François Guyot;
Marie-Anne Cambon-Bonavita; Françoise Gaill
653

Clusters of superparamagnetic magnetite particles in the upper-beak skin of 
homing pigeons: evidence of a magnetoreceptor?
Michael Winklhofer; Elke Holtkamp-Rötzler; Marianne Hanzlik; Gerta Fleissner; 
Nikolai Petersen
659

Off-axis electron holography of magnetotactic bacteria: magnetic microstructure 
of strains MV-1 and MS-1
Rafal E. Dunin-Borkowski; Martha R. McCartney; Mihály Pósfai;
Richard B. Frankel; Dennis A. Bazylinski; Peter R. Buseck
671

Magnetic microstructure of bacterial magnetite by electron holography
Martha R. McCartney; Ulysses Lins; Marcos Farina; Peter R. Buseck;
Richard B. Frankel
685

Crystal-size distributions and possible biogenic origin of Fe sulfides
Mihály Pósfai; Krisztina Cziner; Emö Márton; Péter Márton; Peter R. Buseck; 
Richard R B. Frankel; Dennis A. Bazylinski
691

Effect of the presence of bacterial surfaces during the synthesis of Fe oxides 
by oxidation of ferrous ions
Xavier Châtellier; Danielle Fortin; Marcia M. West; Gary G. Leppard;
F. Grant Ferris
705

Part II. Other articles 

Isothermal annealing and continuous cooling experiments on synthetic 
orthopyroxenes: temperature and time evolution of the Fe,Mg distribution
Hartmut Schlenz; Herbert Kroll; Michael W. Phillips
715

Mineralogy and geochemistry of early-formed deep marine dolomite in the
Castagnola Formation (Oligocene-Miocene, Northern Italy)
Fabio Tateo; Gianni Cortecci; Vanna Minguzzi; Noris Morandi
727

Chemical and structural evidence for [4]B 
[4]Si substitution in natural tourmalines
Karrie-Ann Hughes; John M. Hughes; M. Darby Dyar
743

Crystal chemistry of kimzeyite from Anguillara, Mts.Sabatini, Italy
Emanuela Schingaro; Fernando Scordari; Flavio
Capitanio; Giancarlo Parodi; David C. Smith; Annibale Mottana
749

The crystal structure of trimounsite-(Y), (Y,REE)2Ti2SiO9: an unusual TiO6-based 
titanate chain
Uwe Kolitsch
761

Ekatite, (Fe3+,Fe2+,Zn)12(OH)6[AsO3]6[AsO3,HOSiO3]2, a new mineral from Tsumeb, 
Namibia, and its crystal structure
Paul Keller
769

Lead-antimony sulfosalts from Tuscany (Italy). IV. Crystal structure of 
pillaite, Pb9Sb10S23ClO0.5, an
 expanded monoclinic derivative of hexagonal
Bi(Bi2S3)9I3, from the zinkenite group
Alain Meerschaut; Pierre Palvadeau; Yves Moëlo; Paolo Orlandi
779

Natural SnGeS3 from Radvanice near Trutnov (Czech Republic): its description, 
crystal structure refinement and solid solution with PbGeS3
Jií Sejkora; Peter Berlepsch; Emil Makovicky; Tonci Bali-Zuni]
791

Crystal chemistry of lead oxide chlorides. I. Crystal structures of synthetic 
mendipite, Pb3O2Cl2, and synthetic damaraite, Pb3O2(OH)Cl
Sergey V. Krivovichev; Peter C. Burns
801

Some forthcoming papers     
 811