Erionite-7

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Erionite specimen 7
Erionite, Edinbane, Isle of Skye, Scotland
Field of view approx. 10mm. The cavity in the basalt host rock is about 6mm wide. On this specimen the central crystal core (with it's hexagonal outline) and the surrounding needles are not grown in parallel but at an angle making the core more visible than on other specimen...
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