Africa
5725 Irhtemite, Ightem Mine (Irhtem Mine), Ightem, Agdz Cercle, Zagora Province, Drâa-Tafilalet Region, Morocco
Type Locality. Colourless to white prismatic crystals.
5724 Jacobsite, N’Chwaning II Mine, Kuruman, Kalahari manganese field, Northern Cape, South Africa
Lustrous black octahedral crystals.
ncat WD113 Cassiterite, Hyalite, Erongo Mountains, Karibib, Erongo, Namibia
Nice sharp group of cassiterite crystals with a partial coating of fluorescent green hyalite opal. The hyalite fluoresces under longwave UV (Convoy) but is much brighter under shortwave. The green fluorescence is due to uranyl ions.
30112 Smithsonite, Mimetite, Tsumeb Mine (Tsumcorp Mine), Tsumeb, Oshikoto Region, Namibia
Grey rhombohedral smithsonite crystals with yellow mimetite. Specimen measures 49x28x20mm.
30111 Kutnohorite, Rhodochrosite, Calcite, N’Chwaning II Mine, N’Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape, South Africa
Pink drusy crystals of rhodochrosite coating acicular kutnohorite and white calcite that fluoresces red. 40x36x33mm.
ncat BJ Box RL Smithsonite, Malachite, Akjoujt Mine (Guelb Moghrein Mine), Akjoujt (Akjout; Fort Repoux), Inchiri Region, Mauritania
White smithsonite, green malachite.
8514 Villiaumite, Tuperssuatsiaite, Ellingsenite, Unnamed Fe Analogue of Zakharovite, Aegirine, Albite, Nepheline, Aris Quarries, Aris, Windhoek Rural, Khomas Region, Namibia
Pink villiaumite, brown tuperssuatsiaite, white ellingsenite, tiny brown unnamed Fe analogue of zakharovite, green prismatic aegirine, colourless albite. Type Locality for ellingsenite and unnamed Fe analogue of zakharovite. Villiaumite fluoresces red (Convoy LW) and nepheline in matrix fluoresces orange. Width 6mm. Stack of 140 images.
2411 Chrysoberyl, Lac Alaotra Chrysoberyl Pegmatites, Ambatondrazaka, Alaotra-Mangoro, Madagascar
Thin twinned crystal, partial sixling. Width 18.5mm. Stack of 170 images.
1429 Mimetite, Sphalerite, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
Lovely little thumbnail (in micro box) of a group of zoned golden mimetite crystals. Ex American Museum of Natural History (AMNH) Collection number 45287. Ex Eugene Carmichael Collection. AMNH received it as a gift from Pierre Bastien in 1978, however, it was one of a number of specimens (pers comm...
1022 Mimetite, Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia
Yellow prismatic crystals that fluoresce orange-pink under longwave ultraviolet. Width 18.5mm. Stack of 200 images. Ex Ambros Kissling.
20059 Vanadinite, Barite, Mibladen mining district, Midelt Province, Drâa-Tafilalet Region, Morocco
Orange-red hexagonal crystals in tabular and prismatic habits on cream-coloured barite plates. Width 11mm. Stack of 150 images. Close-up photo of a 30x27x20mm specimen.