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ATHENA

MINERALOGY

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Mineral: ALFLARSENITE
Formula: NaCa2Be3Si4O13(OH)(H2O)2
Crystal System: Monoclinic
Group: Zeolite group
IMA Number: 2008-023
References: EJM 21/4 (2009), 893; AM 95 (2010), 1121; CM 48 (2010), 255
Type Locality: From a syenitic pegmatite in the Tuften larvikite quarry, Tvedalen, Larvik, Vestfold, Norway
Comments: A beryllosilicate with zeolite structure

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