American Mineralogist
REGULAR ARTICLE
693 Crystallography of petzite, Ag3AuTe2
702 Strontian meta-autunite from the Daybreak Mine, Mount Spokane, Washington
712 Studies of borate minerals (V): Reinvestigation of X-ray crystallography of ulexite and probertite
720 Relation between chemical composition and lattice constants of epidote
731 A continuous X-ray investigation using an autoclave of the conversion of gypsum to the hemihydrate
738 The magnetic separation of some alluvial minerals
752 High temperature phases in sepiolite, attapulgite and saponite
765 Geometry, alignment and angular calibration of X-ray diffractometers
788 Synthetic montmorillonoids with variable exchange capacity
806 Adsorption -desorption characteristics of synthetic montmorillonoids in humid atmospheres
819 Stability and interconvertibility of phases in the system Mn-O-OH
839 Haiweeite, a new uranium mineral from California
844 The optical mineralogy, chemistry and X-ray crystallography of ten clinopyroxenes from the Pennsylvania and Delware Piedmont Province
879 An occurrence of geikielite
882 Cerianite, CeO2, from Pocos de Caldas, Brazil
884 A new diluent for bromoform in heavy liquid separation of minerals
886 An elutriating tube for the specific gravity separation of minerals
890 Using the microscope for the specific gravity determination of minute mineral grains
892 The effect of heat treatment on superstructure in the plagioclases
894 Differences in the montmorillonite solvating ability of polar liquids
897 A natural cobalt analogue of pentlandite
NEW MINERAL NAMES
906 New Mineral Names
NOTES
877 Notes on a second occurrence of groutite
NOTES and NEWS
875 Notes and News: Tetrahedral boron in teepleite and bandylite
BOOK REVIEW
903 Book Reviews
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
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Special Collections
American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.