Gonnardite & Phillipsite-Ca

 Klöch, Bad Radkersburg, Styria, Austria

 Very nice white balls of uncommon zeolite mineral gonnardite with twinned phillipsite-Ca microcrystals on basaltic matrix.

The specimen size 16cm x 7cm x 3.5cm 

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I’m a professional geologist/mineralogist, with analytical background. Many of my minerals were checked by x-ray diffraction and energy dispersive spectrometry. Some of my specimens comes with the documentation of the analysises.

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