Orange coffin-shaped heulandite crystals coating the inside of a vesicle in basalt, from a locality first discovered in the 1960s. Also present is rosettes of green chlorite. Ex John Sobolewski. Width of view 5mm. Stack...
Colourless analcime crystals on heulandite. Ex John Sobolewski. Width of view 3.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Quartz and hematite pseudomorph after an epidote crystal coated with tiny quartz crystals. MinID RMK-561. Video best viewed full screen.
5200-5203 mounted in one box. by Jules Bernhardt in 1976. Video best viewed full screen.
Ex Keith Williams, Williams Minerals.
Ex John Sobolewski. Ex Joe George (Sceptreguy), Matt Gibbs
Type Locality for Ferrierite-Na, Al Wilkins
Washington Pass is the Type Locality for Zektzerite. Collected by Bruce Kelley, 2014,
Washington Pass is the Type Locality for Zektzerite. Collected by Bruce Kelley, 2014,
Single terminated crystal, root-beer brown.
