Prismatic arsenopyrite crystals, including a trilling (six-rayed star) twin, with tiny spear-shaped acanthite sprays. You can also see some light greenish yellow crystals of a possible beudantite group mineral. Width of view 2.5mm. Stack of...
7348 JL3149 Tarbuttite, Beudantite, Hinsdalite, Block 14 opencut, Broken Hill, Broken Hill district, Yancowinna Co., New South Wales
Cuprian tarbuttite. Collected by Joan Lamond in 1999 on a Mineralogical Society of Victoria field trip.
Glassy brown bipyramidal crystals of a probable beudantite group mineral, with nearby yellowish-green material probably also the same species. Width 2.25mm. Collected underground. Stack of 90 images.
9013 JP2318 Beudantite, Serpieri Mine, Kamariza Mines, Agios Konstantinos, Lavrion District Mines, Lavrion District, Attikí Prefecture, Greece
Olive green beudantite crystals, and some as an epimorph after a cubic mineral (pyrite?). Width 11mm. Stack of 80 images. Ex Jo Price Collection.
Joan Lamond Micro Collection 2006