Ex Joan Lamond 3719, received in a swap with Andre Heyninck (Belgium). Tiny yellow plates in slag. Also present are sprays of white acicular crystals labelled (erroneously I think) as calcite.
Ex Joan Lamond 3678, acquired from Museum Victoria. Brown, asbestos-like nafertisite, with aegirine(?).
Metallic appearing off white, seems to be encased with yellowish white material. Look near center of specimen.
Several partial crystals of platy hexagonal transparent brown bastnasite with no matrix attached. 11x10x5mm.
Tiny fibrous pale-yellow tufts and crust. This was the second locality for alwilkinsite-(Y), named after good friend, Al Wilkins in 2016. It could have been very different. The Italian one was first described (as an unknown) in 2005!
Yellow radial tufts of cacoxenite from the Leonie I Mine, Auerbach, Upper Palatinate, Bavaria, Germany.
4700 Chalcopyrite, Clara Mine, Germany Sharp crystals of chalcopyrite from the Clara Mine, Wolfach, Germany.
Muscovite mica from Senevedo Alp, Chiesa in Valmalenco, Malenco Valley, Valtellina, Sondrio Province, Lombardy, Italy.
Rutile and dolomite, from the famous Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland. Click on the image below for a higher resolution version.
A nice example of an uncommon pyrite habit from Zeilberg Quarry, Maroldsweisach, Franconia, Bavaria, Germany.
A pale yellow transparent crystal of monazite-(Ce) from Hopffeldboden, Hopffeld area, Obersulzbach valley, Hohe Tauern, Salzburg, Austria.
Tiny but well-formed crystals of epidote from the Toombeola Quarry, Connemara, Co. Galway, Ireland.
An unusual dark purple zircon on colourless albite from Schellgaden, Murwinkel, Lungau, Salzburg, Austria.
Platy yellow thorikosite with globular fluorite, and white gypsum from the Lavrion District, Attikí Prefecture, Greece. Exact locality unknown.
Silky white aggregates of dundasite from Zlaté Hory (Zuckmantel), Olomouc Region, Moravia (Mähren; Maehren), Czech Republic. Photo width 17mm.
Royal blue linarite in slag from the slag dumps, Menez-Plom, Carnoët, Callac, Côtes-d’Armor, Brittany, France. Photo width 5mm.
An uncommon black amphibole species, gedrite from Ludvika, Dalarna, Sweden. Specimen size is 20x20x15mm.
Melkovite, U-Mo occurrence, Shunak Mts, Mointy Railway Station, Mointy, Balkhash Region, Karagandy Province, Kazakhstan. Type Locality. Certified (microprobe analyzed) sulfur-yellow melkovite, a rare hydrous Ca-Fe phosphate-molybdate, known only from the single locality in the world. Associated minerals are represented by dark-violet (almost black) fluorite, feldspars, hematite and very minor and...
Realgar and pyrite from the famous Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland.
Analcime crystals from the Faroe Islands, Denmark. Labeled as Færøerne, Iceland. Ex John Lewis Collection.
Purple fluorite cubes with a number of other small faces, from Ungerhammerplatzl (Platzl), Unterlaussa, Altenmarkt bei Sankt Gallen, Liezen, Styria, Austria.
An uncommon borate species, vonsenite, from Manziana, Bracciano Lake, Rome Province, Latium, Italy.
The tabular tunisite crystals look like colourless wulfenite crystals. The long thin crystals are celestine, and there is also calcite with brownish cores present. Specimen is from Condorcet, Drôme, Auvergne-Rhône-Alpes, France.
A group of golden titanite crystals, the front one being 2mm across, from Plattenkogel north slope, Anlauf valley, Gastein valley, Hohe Tauern, Salzburg, Austria. Other species present include adularia, a chlorite-group mineral, and albite.
Yellow hexagonal zincite crystals from the An der Seilbahn slag locality, Hüsten, Arnsberg, Sauerland, North Rhine-Westphalia, Germany.
Prismatic and acicular topaz crystals, with opal coating tridymite, and also capping one of the topaz crystals, from the Conca Cannas quarry, Masullas, Mt. Arci, Oristano Province, Sardinia, Italy.
A couple of very sharp analcime crystals nestled amongst pale pink kutnohorite from the Emilie Mine (Bülten-Adenstedt Mine), Peine, Lower Saxony, Germany. It’s nice to see zeolites in unusual combinations.
