Natrolite perched on other natrolite crystals, on analcime. Red gmelinite coloured by hematite. Ex Bernie Day Collection. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Red gmelinite coloured by hematite, with colourless analcime and prismatic natrolite. Width of view 11.5mm. Stack of 110 images. Click on the image below for a higher resolution version.
Red gmelinite coloured by hematite, with colourless analcime and prismatic natrolite. Width of view 4.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Hexagonal crystal with a white core and a lustrous colourless outer layer. Width of view 11.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Prismatic gmelinite crystals. Width of view 4.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Highly lustrous colourless gmelinite crystals. Width of view 3mm. Stack of 30 images. Click on the image below for a higher resolution version.
Colourless analcime on pink gmelinite. Ex Margaret Brown Collection. Width of view 17.5mm. Stack of 48 images. Click on the image below for a higher resolution version.
Gmelinite-chabazite intergrowth. Acquired by Joan Lamond in 1996 from Frank Robinson. Width of view 3mm. Stack of 75 images.
Acquired by Joan Lamond in 1999 from the Holland Micro Group.
White natrolite and red (hematite-stained) gmelinite in a vugh in basalt. Video best viewed full screen.
A tiny calcite crystal is perched on hematite-coated gmelinite in a vugh of analcime. Collected when it was called Fieldwicks Quarry. Video best viewed full screen.
Ex Bernie Day specimen.
ex Joan Lamond Collection
