Acquired by Joan Lamond in 2003 from John Haupt. Width of view 3.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Ankerite with colourless prismatic quartz and minor chalcopyrite. Width of view 3.5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Type Locality. Polished section & analysis of this very rare lead-iron analogue of pentlandite, from the type locality, present as typical submicroscopic grains embedded in massive sulphides. Ex Raymond Hodgson Collection (4272) obtained in 2007....
Sharp crystals of pale brass arsenopyrite and black sphalerite, and a tiny bit of chalcopyrite. Photo width 9mm. Stack of 50 images (arsenopyrite), and 60 images (sphalerite). Ex Jo Price specimen.
A lot going on here. Orange phantoms in quartz crystals. These are coated in white drusy quartz. Then there are colourless quartz scepters. But not just at the tips. There are tiny little sceptres ALONG...
Tiny white calcite on yellowish calcite, chalcopyrite partially covered by sphalerite, and quartz and colourless fluorite. Video best viewed full screen.
Acquired by Joan Lamond in 1996 from Harry Critchley.
Ex Erwin Schuhbauer Collection, Helmut Braith
Pinkish raspite (single crystal), cream chamosite balls, prismatic arsenopyrite, including some partial trillings, colourless fluorite, well-formed chalcopyrite crystals and colourless quartz crystals. Ex Wolfgang Henkel.
Superb twinned chalcopyrite crystals, similar to one found at Mt Lyell in Tasmania. Mindat suggests chalcopyrite is doubtful from this locality.
ex Bernie and Margaret Day Collection
4700 Chalcopyrite, Clara Mine, Germany Sharp crystals of chalcopyrite from the Clara Mine, Wolfach, Germany.
