Red vanadinite on black mottramite on one side. Orange wulfenite and yellow mimetite on the other. Greenish-striped crystals of adamite? Ex Scott Braley. Width of view 6mm. Stack of 90 images (wulfenite), 64 images (vanadinite) and 65 (mimetite). Click on the images below for a higher resolution version.
Pale adamite crystal aggregates with deeper green cores of copper-bearing adamite (or zincolivenite?). Interestingly, as you move the specimen around under the microscope, the “hard dividing line” between the two colours looks like it moves! Some sort of optical phenomenon. Width of view 7.75mm. Stack of 50 images. Click on...
Pale green crystals on a quartz matrix, that really light up under longwave ultraviolet light. Width of view 7.75mm. Stack of 10 images. Click on the image below for a higher resolution version.
Vintage Neal Yedlin micromount. Width of view 19mm. Stack of 44 images. A fine adamite from the Ojuela Mine, mounted by Yedlin on a piece of black cork in a hand-labeled vintage cardboard micromount box, and numbered 136. Click on the image below for a higher resolution version.
Labelled Peak Mine (Peak Gold Mines is the operator). Green crystals of bayldonite with smaller light bluish-green crystals of adamite(?) and olive-green chenevixite(?). Elsewhere on the specimen are tiny yellow crystals of gartrellite. Width of view 1.75mm and a stack of 35 images (first image), and width of view 3.5mm...
Acquired by Joan Lamond in 1997 from Jack Leach.
Highly fluorescent under longwave and shortwave. Size 45x30x25mm.
Pale yellow radiating groups that strongly fluoresce green under Convoy longwave light. Width 18.5mm. Stack of 126 images (white light). Stack of 34 images (UV). Ex Malte Bartholomaus.
Adamite crystals, many having purple manganoan cores with colourless outer areas.
Single greenish yellow crystal 12.5mm long on matrix. Ex University of Arizona Mineral Museum #19204. Donated by Helga K Herfirth (sp?), 25/1/2000, number 395.
