American Mineralogist
REGULAR ARTICLE
1 Hydrothermal formation of clay minerals in the laboratory, Part II
18 Geometrical crystallography of PbO2 and Pb5O8
25 Unit cell and space group of vrbaite (Tl(As,Sb)3S5), seligmannite (CuPbAsS3) and samsonite (Ag4MnSb2S6)
29 The relation between colour and chemical composition in the biotites
34 The relation between chemical composition and refractive index in the biotites
50 The chemical composition of garnet associated with cordierite
54 Spessartite in pegmatite at Mount Antero, Colorado
NOTES
42 Notes on some Marie Byrd Land rocks
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
AmMin submission to acceptance/”first publication” is at a record average of about three to four months. Our acceptance to “final” publication is presently another 13 months on average.
Special Collections
American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.