Mindat lists erionite-K and erionite-Ca, with the latter the only one tested (Rruff). Isolated prisms and small groups of colourless erionite in a vugh. Received in mail-trades in the 1980s with Jocelyn Thornton (New Zealand)....
An aesthetic spray of hexagonal erionite prisms. Ex Jo Price Collection. Width of view 5.75mm. Stack of 95 images. Click on the image below for a higher resolution version.
Silky overgrowths of erionite (labelled as offretite) on levyne crystals. Ex Lesley and Doug Ball Collection. Width of view 11.5mm. Stack of 65 images. Click on the image below for a higher resolution version.
Silky erionite overgrowths clearly showing on broken levyne crystal with grey calcite crystal (the calcite is 6mm tall). Adjacent vugh is lined with thomsonite and has tiny chabazite crystals sprinkled over it. Stack of 80...
Tiny colourless hexagonal prisms of erionite (sizes in photo captions). Click on the images for a higher resolution version.
White massive mesolite with erionite epitaxially growing on levyne. Photo width 11mm.
