Composition of palermoite

Clifford Frondel; Jun Ito

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Research Article| June 01, 1965

Composition of palermoite^¹

Clifford Frondel;

Clifford Frondel

Department of Geological Sciences, Harvard University, Cambridge, Massachusetts, and Mineralogical Institute, Univerity of Tokyo, Tokyo, Japan

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Jun Ito

Department of Geological Sciences, Harvard University, Cambridge, Massachusetts, and Mineralogical Institute, Univerity of Tokyo, Tokyo, Japan

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Author and Article Information

Clifford Frondel

Department of Geological Sciences, Harvard University, Cambridge, Massachusetts, and Mineralogical Institute, Univerity of Tokyo, Tokyo, Japan

Jun Ito

Department of Geological Sciences, Harvard University, Cambridge, Massachusetts, and Mineralogical Institute, Univerity of Tokyo, Tokyo, Japan

Publisher: Mineralogical Society of America

First Online: 06 Jul 2018

Online ISSN: 1945-3027

Print ISSN: 0003-004X

Mineralogical Society of America

American Mineralogist (1965) 50 (5-6): 777–779.

Abstract

An account of this new species from the Palermo pegmatite at North Groton, New Hampshire, has been given by Mrose (1953). Neither the analysis nor the formula suggested, (Li,Na)₄SrAl₉(PO₄)₈(OH)₉, affords a satisfactory interpretation of the unit cell contents. A new chemical analysis (Table 1) on a carefully prepared 2.1 gram sample taken from the type specimen establishes the formula as

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