garronite

garronite

[′ga·rə‚nīt]
(mineralogy)
Na2Ca5 Al12Si20O64·27H2O A zeolite mineral belonging to the phillipsite group; crystallizes in the tetragonal system.
References in periodicals archive ?
2007): Gobbinsite and garronite assemblage produced by the intrusion and alteration of subvolcanic bodies (External Zone, Betic Codillera).
Garronite has been identified by X-ray powder diffraction from locality 86, where it forms a white powder on nepheline crystals.
14 has been shown to be related to garronite (Na[Ca.
Other associated minerals were aegirine, siderite, garronite, and an unknown, white, platy mineral.