American Mineralogist
REGULAR ARTICLE
683 Dedication
684 Muskoxite, a new hydrous magnesium-ferric iron oxide from the Muskox Intrusion, Northwest Territories, Canada
697 Cliffordite-a new tellurite mineral from Moctezuma, Sonora, Mexico
702 Gem zoisite from Tanzania
710 Crystal structure and cation ordering of piemontite
718 Light scattering of heat-treated quartz in relation to hydrogen-containing defects
725 Domain structure of pigeonite and clinoenstatite
741 Cell dimensions and X-ray determinative curve for synthetic Mg-Fe olivines
754 Postcumulus changes in the eastern Bushveld Complex
780 Ilmenite in ordinary Chondrites
787 Zircons of the White Mountain Magna Series: Belknap Mountain Complex
796 Varvelike banding of possible annual origin in celestite crystals from Clay Center, Ohio, and in other minerals
811 Mixing properties of sanidine crystalline solutions: III. Calculations based on two phase data
839 K feldspar megacrysts from a porphyritic quartz monzonite, central Sierra Nevada, California
849 Morphology of vermiculite clay particles as affected by their genesis
858 Absorption of pyrimidines, purines, and nucleosides by Na-, Mg-, and Cu(II)-illite. (Clay-organic studies. XVI)
869 Electron-microscopy of montmorillonite dispersed at various pH
875 Chemical composition and physical properties of the related zeolites offretite and erionite
887 Clinoptitolite and ferrierite from Agoura, California
896 Variations in the delta index of cordierite around the Cupsuptic pluton, west-central Maine
909 Quaternary trachybasalts from southeastern California
924 Indexing powder patterns for cubic materials
931 Structural and chemical effects on the Al Kβ X-ray emission band among aluminum containing silicates and aluminum oxides
937 The separation of clay minerals by continuous particle electrophoresis
943 Experimental control of fluorine reactions in hydrothermal systems
961 The significance of twinning in Ag2S
963 Twin laws and composition of plagioclase feldspar in tuffs
966 Haiweeite, a new occurrence in Brazil
969 Triphylite-sarcopside-graftonite intergrowths from Custer, South Dakota
973 The unit cell of mooreite
975 Sillimanite from two contact aureoles
980 A grinding apparatus for the accurate removal of thin layers from rock slabs
982 The proportionality of quartz in. myrmekite: A discussion
984 The proportionality of quartz in myrmekite: A reply
988 The proportionality of quartz in myrmekite: A contribution to the discussion
NEW MINERAL NAMES
990 New Mineral Names
MINERALOGICAL NOTES
960 MINERALOGICAL NOTES: How many minerals?
NOTES
999 Notices
BOOK REVIEW
995 Book Reviews
PROCEEDINGS
1003 Mineralogical Society of America
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
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American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.