AM_Levyne-Ca Formula: Ca2 K.48 Na.3 (Si12.426 Al5.574) O61.56 H72 Name: Levyne-Ca Unit cell: 13.335 13.335 22.823 90.0 90.0 120.0 , V=3514.71 Space group: R-3M (166)

Gatta G D , Comodi P , Zanazzi P F , Ballaran T B , American Mineralogist , 90 (2005) p.645-652, Anomalous elastic behavior and high-pressure structural evolution of zeolite levyne, Locality: Beech Creek, Grant County, Oregon, P = .0001 GPa uncompressed