Venus Mine, Sierra de Cordoba
4.3 x 4 CM. (miniature)
An extremely rare vanadium mineral. Brackebushite occurs here as black prismatic micro xls up to 1 MM. in size. Associated with reddish-brown micro Descloizite xls. A true rarity from a long-extinct location. This is an old specimen from the former Philadelphia Academy of Natural Sciences collection and retains the original P.A.S. label.
stock #SOLD 9-1232s
San Luis Mine, Guazapares
6.4 x 3 CM. (miniature)
A fine miniature specimen from an unusual location for pyromorphite. Shows bright apple-green xls up to 1.1 CM. in size on limonite-quartz matrix.
A very nice example of an alpine classic from Switzerland. Extremely esthetic piece hosting a lovely rosette cluster of platy, irridesent hematite 3.2 CM across perfectly situated, The Hematite crystals sit on a 5.3 doubly terminated, gemmy, clear quartz crystal. No damage at all on the Hematite or the main Quartz, with close examination only a minor contact is found on a tiny quartz xl that is not noticable. The composition for this is exceptional.
stock #SOLD 9-1236s
Ilfeld, Nordhausen, Harz Mts
4.3 x 1.1 CM. (miniature)
The quintessential classic, German Manganite from the Harz Mts. is the best ever found in the world. It is typically found in grouped clusters with a number of xls protruding from matrix,. Even modest specimens are also very expensive. It is highly unusual to find just a single Manganite crystal as in this specimen. Very large for the species and at a reasonable price. Attractive besides, and in perfect condition.
A fine specimen of a tough-to-get item. The Smithsonite here occurs pseudomorphing after saddle-shaped Dolomite xls up to 1.5 CM. in size. The yellow-colored Smithsonite is cadmium-bearing,and is famous for this reason from this old location. The specimen's surface shows a very pleasant velvet-like sparkly luster.
A magnificent example of an Arizona classic! A very large museum-quality display specimen of textbook precision. It shows flattened, frosted faces with each crystal leg of almost equal development. A few tiny nicks but not noticeable, the display side is in excellent condition.
Veta Negra Mine, Pampa Larga Mining District, Tierra Amarilla
3 x 2.3 CM. (thumbnail)
A NEW MINERAL SPECIES!!! ! This is Miguelromeroite, a calcium-manganese arsenate-arsenite, formerly called 'Villyaellenite. Recently, a mineral sample from Chile was studied more closely and found to be a new mineral in its own right. The one known Villyaellenite specimen from Mapami, Mexico is also Miguelromeroite. Named for the famous Mexican collector Miguel Romero, who is now deceased. This specimen is well covered by beautiful micro xls of a rich pink color.This is an especially rich specimen of this new (and rare) mineral.
stock #SOLD 9-1241s
Jardinera #1 Mine, Inca de Oro, Chanaral Province
7.5 x 5 CM. (cabinet)
Specimen shows bright green platy xls of Szenicsite in a matrix of solid xline powellite,with small areas of xlized apple-green Cuprian-Powellite. The Powellite is highly fluorescent yellow under short wave UV light. Very attractive specimen for a fairly new mineral.