American Mineralogist
REGULAR ARTICLE
91 Effect of dyes on the crystal habit and optics of NaF, LiF, NaCl, KCl, KBr and KI
111 The rapakivi of Head Harbor Island, Maine
123 The morphology of columbite crystals
139 Occurrence of feldspar replacing fossils
145 Detrital dihexahedral crystals of quartz in a sediment in Upper Magdalena Valley of Colombia, South America
151 Iceland spar in Taos County, New Mexico
NEW MINERAL NAMES
155 New mineral names
BOOK REVIEW and PROCEEDINGS
153 Book review; Proceedings of societies
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.