Rosell Minerales

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RM1889   Hydroxyapophyllite-(K)

Hightown Road Quarry, Co. Antrim, Northern Ireland, United Kingdom

Very curious specimen of hydroxylapophyllite-(K) formed by numerous crystals inside a geode resembling a nodule. They are accompanied by small needles of calcite very fluorescent (bluish).

Size: 6.5 x 3.8 x 3.5 cm,
Main crystal: 6 x 6 mm.
Found in 2017.

Calcite is fluorescent under LW-UV.