Originally labelled as gmelinite but it is clearly twinned chabazite. Colourless pseudohexagonal chabazite (phacolite) with rhombic chabazite. Width of view 6mm. Stack of 80 images.
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ncat N23-1 Chabazite, Gaulsberg quarry, Ortenberg, Wetteraukreis, Darmstadt, Hesse, Germany
