ncat OW302 Erionite, Clinoptilolite-Na, Laidley Creek, Gatton Valley, Lockyer Valley Region, Queensland

Tiny colourless hexagonal prisms of erionite (sizes in photo captions).

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Erionite crystals 1mm long.
Erionite. 1mm long crystals.
Erionite crystal showing hexagonal shape. Crystal is 0.25mm across.
Erionite with termination starting to look a bit fibrous. 1.25mm long crystal.