Boggsite and tschernichite-type zeolites from Mt. Adamson, Northern Victoria Land (Antarctica)

Two very rare zeolites, boggsite and a tschernichite-type mineral, have been found in the basalts of Mt. Adamson, Terra Victoria Land, Antarctica. Boggsite from Antarctica is chem. characterized by a high Na content in comparison with that of the type locality of Goble, Oregon. Tschernichite-type ze...

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Bibliographic Details
Main Authors: GALLI, Ermanno, S. Quartieri, VEZZALINI, Maria Giovanna, A. Alberti
Other Authors: Galli, Ermanno, S., Quartieri, Vezzalini, Maria Giovanna, A., Alberti
Format: Article in Journal/Newspaper
Language:English
Published: 1995
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Online Access:http://hdl.handle.net/11380/736690
Description
Summary:Two very rare zeolites, boggsite and a tschernichite-type mineral, have been found in the basalts of Mt. Adamson, Terra Victoria Land, Antarctica. Boggsite from Antarctica is chem. characterized by a high Na content in comparison with that of the type locality of Goble, Oregon. Tschernichite-type zeolite is, both morphol. and chem., quite similar to tschernichite from Goble, but differences in X-ray powder diffraction patterns suggest that the minerals from the two localities have structures which can be described with different polytypic sequences.