Thin white bladed stacked crystals. Ex Trevor Hosking, collected in 1995. Width of view 3mm. Stack of 25 images. Click on the image below for a higher resolution version.
Red-fluorescing calcite crystals with minor heulandite (pictured) and barite. Width of view 6mm. Stack of 50 images. Click on the image below for a higher resolution version.
Pseudo-octahedral orange crystals with white barite. Ex David Vince. Width of view 3.5mm. Stack of 63 images. Click on the image below for a higher resolution version.
Lots of chalcopyrite crystals on small purple cubes of fluorite and red-fluorescing double-terminated calcite crystals. A few small yellow barite crystals also present. Even smaller pyrite crystals are sprinkled on the barite, and to a lesser extent, on fluorite and calcite crystals. Width of view 17.25mm. Click on the image...
Tiny pyrite crystals on the face of a barite crystal, with dark purple fluorite associated. The barite is said to be coloured because of pyrite inclusions, but that even under a microscope, crystals can’t be seen. Except in this case you can see them. Width of view 5.75mm. Stack of...
Stunning chalcopyrite crystals looking hoppered with balls of goethite needles on barite.
Off-white barite aggregates on iron-stained phillipsite with tiny black goethite balls. Ex Jo Price Collection. Width of view 19mm. Stack of 50 images. Click on the image below for a higher resolution version.
Tiny smithsonite crystals on interpenetrant fluorite and bladed barite crystals, on quartz. Acquired from Philip Grounds, Bay Minerals, in 2012. Width of view 5mm. Stack of 70 images. Click on the image below for a higher resolution version.
Rounded honey-coloured jellybean smithsonite crystals with bladed barite. Acquired from Philip Grounds, Bay Minerals, in 2012. Width of view 5mm. Stack of 55 images. Click on the image below for a higher resolution version.
