American Mineralogist
REGULAR ARTICLE
825 The crystal structures of synthetic anhydrous carnotite, K2(UO2)2V2O8, and its cesium analogue, Cs2(UO2)2V2O8
843 The relationship between tetrahedral aluminum and the maximum possible octahedral aluminum in natural calciferous and subcalciferous amphiboles
852 Sepiolite and clinoptilotite from the Mid-Atlantic Ridge
868 Chlorite polytypism: III. Crystal structure of an orthohexagonal iron chlorite
886 Chemical reactions among clay minerals, calcium carbonate and ammonium chloride
900 Mawsonite, a new copper-iron-tin sulfide from Mt. Lyell, Tasmania and Tingha, New South Wales
909 A unique occurrence of uranium minerals, Marshall Pass, Saguache County, Colorado
924 Intercalation of water in kaolin minerals
942 Polarization figures as an aid to identification of polished isotropic minerals
953 Basic regional metamorphic rocks in part of the Klamath Mountains, northern California
978 The mineralogical composition of some nepheline alteration products
990 An x-ray study of an ethylene glycol-montmorillonite complex
1002 The crystal structures of ordered and disordered cobaltite
1015 A study of medium-calcic plagioclase feldspars from coal-ash slags
1029 Nordstrandite (Al2O3·3H2O) from Guam
1038 Dehydroxylation of kaolinite, dickite and halloysite: Heats of reaction and kinetics of dehydration at PH2O=15 psi.
1046 Surface structures of sphalerite crystals
1058 Density of bulk chrysotile and massive serpentine
1075 Low abundance of Sr87 in Ontario carbonatites
1079 The identity of paternoite with kaliborite (K2O·4MgO·11B2O3·18H2O)
1083 An intermediate member of the binary system FeS2 (pyrite)-CoS2 (cattierite)
1086 Rutile and anatase determination in soils and sediments
1092 A cordierite-rich magnetite-högbomite-orthopyroxene hornfels from Currywongaun, Connemara, Ireland
1096 Natrophilite
1097 The formation of vermicular pellets in New Zealand glauconites
1106 The effect of Mg2+-Fe2+ substitution on the cell dimensions of cummingtonites
1113 Kaolinite macrocrystals from near Woodstown, N. J.
1114 Synthesis of a new mica, KMg2.8[Si4O10]D(OH)2
1118 A method of taking back reflection oscillation photographs of single crystals
1121 P-T dependence of the sphalerite <-> wurtzite inversion in ZnS
1125 Seismic control of layering in intrusions
1128 A simple apparatus for trimming thin sections
1130 “Discussion on “”Tridymite-cristobalite relations and stable solid solutions”” by D. M. Roy and R. Roy”
1131 “Comments on “”A method of classifying analyses with any number of terms”” by J. B. Mertie”
1141 1963 List of mineral names voted on by the Commission on New Minerals and Mineral Names, I.M.A.
MINERALOGICAL NOTES
1068 MINERALOGICAL NOTES: Hollingworthite, a new rhodium mineral, identified by electron probe microanalysis
BOOK REVIEW
1134 Book Reviews
TABLE OF CONTENTS
&
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.