The Core of Tucson Show Virtual 2021

TC440LA

Spheroidal aggregate of short prismatic crystals, almost equidimensional, very sharp and with well defined faces and edges, very marked polycrystalline growths and a more vivid color than usual in specimens from Chessy, the type locality for the species. The specimen is from the Philippe Morelon collection (number 1489), whose label we will send to the buyer.

Chessy-les-Mines, Les Bois d'Oingt, Villefranche-sur-Saône, Rhône, Auvergne-Rhône-Alpes France (2014)

Specimen size: 3.4 x 3.1 x 2.4 cm

Main crystal size: 0.5 x 0.4 cm

Type locality

Former collection of Philippe Morelon

TC220EB

Group of short prismatic crystals, almost equidimensional, sharp and with very well defined faces and edges. A French classic from the type locality for the species.

Chessy-les-Mines, Les Bois d'Oingt, Villefranche-sur-Saône, Rhône, Auvergne-Rhône-Alpes France (1995-1998)

Specimen size: 5.6 x 3.9 x 2.8 cm

Main crystal size: 1 x 0.7 cm

Type locality

TC760TD

A novelty at Tucson 2020. Druse of sharp short prismatic Creedite crystals, with very sharp terminations, with bright luster and a light violet color, on matrix, with crystallized Fluorite that is bicolor green and violet. The specimen is very different from others that have come from this locality in recent years, although some old collections have similar specimens from this mine, which coincides with the indications that this find was made in old galleries of the mine.

Navidad Mine, Abasolo, Rodeo, Municipio de Rodeo, Durango Mexico (10-12/2019)

Specimen size: 7 x 6.3 x 4.2 cm

Main crystal size: 0.6 x 0.5 cm

TC340VA

A rarity at Milpillas. Aggregates of spindled to fibrous Vésigniéite crystals, relatively sharp for this very rare vanadate. They are yellowish green in color and are on matrix together with Malachite. The specimen has been analyzed and we will send a copy of the analysis to the buyer.

Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora Mexico (2010)

Specimen size: 6.4 x 3.8 x 3.1 cm

With analysis copy

TC190TG

Very sharp Cuprite crystals, dominated by the octahedron and the cube and beveled by the dodecahedron and with very well defined faces and edges. The crystals, which are on a matrix of rock and massive Cuprite, are translucent and have a deep red color partially masked by their extraordinary luster.

Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora Mexico (12/2015-01/2016)

Specimen size: 5.7 x 3.3 x 2.1 cm

Main crystal size: 0.5 x 0.3 cm

TC80DA

Very aerial dendritic growth of Copper with distinct crystal forms, lamellar habits and matrix remnants.

Keweenaw County, Michigan USA

Specimen size: 10.7 x 3.7 x 1.9 cm

TC80TB

Dendritic growth of flattened Gold crystals with very marked shapes, defined by the octahedron triangles, with bright luster, light in color because it is the electrum variety, very rich in silver (27% approx.). We will send a copy of the analysis to the buyer of the specimen.

R.J. Roberts lode, Willow Creek District, Pershing County, Nevada USA (2015)

Specimen size: 1.3 x 0.5 x 0.1 cm

Weight: 0.1 grams

TC80TA

Dendritic growth of flattened Gold crystals with very marked shapes, defined by the octahedron triangles, with bright luster, light in color because it is the electrum variety, very rich in silver (27% approx.). We will send a copy of the analysis to the buyer of the specimen.

R.J. Roberts lode, Willow Creek District, Pershing County, Nevada USA (2015)

Specimen size: 1.2 x 0.9 x 0.5 cm

Weight: 0.2 grams

TC120MY

Whiteite-(CaMnMg) crystals, somewhat elongated due to the presence of parallel growths. Light cream in color on matrix, with small Quartz and Lazulite crystals and rhombohedral Siderite crystals.

Crosscut Creek, Kulan Camp area, Rapid Creek area, Dawson mining district, Yukon Territory Canada (07/1995)

Specimen size: 6.2 x 3.4 x 2.1 cm

Main crystal size: 1.2 x 0.3 cm

TC200MC

Twinned Lazulite crystals, with sharp crystal forms and a good size for the locality. On matrix with microcrystals of Augelite, rhombohedral Siderite crystals and small crystals of Quartz.

Crosscut Creek, Kulan Camp area, Rapid Creek area, Dawson mining district, Yukon Territory Canada (07/1995)

Specimen size: 5.2 x 4.8 x 3 cm

Main crystal size: 1 x 0.4 cm

TC160MA

Twinned Lazulite crystals, with very sharp crystal forms. On matrix with rhombohedral Siderite crystals and small Quartz crystals.

Crosscut Creek, Kulan Camp area, Rapid Creek area, Dawson mining district, Yukon Territory Canada (07/1995)

Specimen size: 5.7 x 4.4 x 3.2 cm

Main crystal size: 0.8 x 0.5 cm

TC140MD

Twinned Lazulite crystals, with very sharp crystal forms. On matrix with rhombohedral Siderite crystals and small Quartz crystals.

Crosscut Creek, Kulan Camp area, Rapid Creek area, Dawson mining district, Yukon Territory Canada (07/1995)

Specimen size: 7.6 x 3.9 x 3.5 cm

Main crystal size: 0.8 x 0.5 cm

TC50DA

Polycrystalline growths of cubic Pyrite crystals that have grown epitactically coating sharp pre-existing Marcasite crystals. It comes from the renowned Silvane collection (Josep Amigó).

Taxco de Alarcón, Municipio Taxco, Guerrero Mexico

Specimen size: 4.7 x 4.8 x 4.8 cm

Main crystal size: 1 x 0.6 cm

Former collection of Josep Amigó (Silvane)

TC180EB

Druse on matrix of twinned Pyromorphite crystals, many of them doubly terminated, with very marked curvatures that give them an almost spheroidal barrel habit. They are lustrous, and yellow with orange tones.

Bunker Hill Mine, Bunker Hill properties, Kellogg, Coeur d'Alene District, Shoshone County, Idaho USA

Specimen size: 6.5 x 3 x 1.7 cm

Main crystal size: 0.2 x 0.2 cm

TC680GR

Group of very sharp octahedral Fluorite crystals, translucent and with a very deep green color with an intense violet on the edges, on a Quartz matrix. This specimen is from the Casado Margolles collection.

Ruyuan Fluorite Mine, Ruyuan, Shaoguan Prefecture, Guangdong Province China (±2005)

Specimen size: 14.4 x 9 x 5.4 cm

Main crystal size: 3.3 x 3.2 cm

Former collection of Casado Margolles

TC180GZ

Group of Schorl crystals with well defined faces and edges and partially covered by transparent, shiny Fluorite crystals with a uniform green color. The specimen comes from the Casado Margolles collection (number FRM 44), whose collection card we will send to the buyer together with the previous label from the Jan Buma collection (number 021025).

Davib East Farm (Davib Ost Farm), Karibib District, Erongo Region Namibia (12/2001)

Specimen size: 7.9 x 3.1 x 2.5 cm

Main crystal size: 0.3 x 0.2 cm

Former collection of Casado Margolles

TC230GC

Group of colorless, transparent and lustrous Fluorite crystals, dominated by dodecahedron faces and with minor forms of the cube and the octahedron. On matrix, with Calcite crystals. This specimen comes from the Casado Margolles collection, whose collection card we will send to the buyer.

Nikolaevski Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Far-Eastern Region Russia

Specimen size: 4.6 x 3.6 x 2.8 cm

Main crystal size: 2.4 x 1.8 cm

Former collection of Casado Margolles

TC110GV

Elongated Fluorite crystals with polycrystalline surfaces, translucent, with good luster and an intense green color, coated by small groups of Quartz crystals with a very short prism and Pyrite microcrystals. The specimen comes from the Casado Margolles collection, whose collection card we will send to the buyer.

El Hammam, Ait Mimoune, Khémisset Province, Rabat-Salé-Kénitra Region Morocco (±2007)

Specimen size: 10.4 x 6.4 x 3.4 cm

Main crystal size: 5 x 3.2 cm

Former collection of Casado Margolles

TC200GF

Fluorite crystals on matrix, transparent, with good luster and a uniform pale green color, partially covered by scalenohedral Calcite crystals and Dolomite rhombohedra. This specimen comes from the Casado Margolles collection, whose collection card we will send to the buyer.

Naica Mine, Naica, Municipio Saucillo, Chihuahua Mexico

Specimen size: 8.7 x 6.5 x 3.4 cm

Main crystal size: 1.1 x 1.1 cm

Former collection of Casado Margolles

TC380GA

Group of Fluorite crystals on a Baryte matrix, very sharp, transparent, with bright luster and an intense violet color. With geometric zoning on the edges, and small Quartz coatings. This specimen comes from the Casado Margolles collection, whose collection card we will send to the buyer.

Berbes mining area, Berbes, Ribadesella, Comarca Oriente, Principality of Asturias (Asturias) Spain (±1980)

Specimen size: 11 x 9.4 x 7.2 cm

Main crystal size: 2.2 x 1.5 cm

Former collection of Casado Margolles

TC190GY

Group of very sharp Fluorite crystals with an intense, deep and uniform violet color, on a matrix of white lenticular Baryte crystals. The specimen comes from the Casado Margolles collection, whose collection card we will send to the buyer.

Cuetu L'Aspa, Berbes mining area, Berbes, Ribadesella, Comarca Oriente, Principality of Asturias (Asturias) Spain

Specimen size: 9.2 x 8 x 6.6 cm

Main crystal size: 2.8 x 1.5 cm

Former collection of Casado Margolles

TC240NA

Druse of very sharp Fluorite crystals, transparent, shiny and with a deep and uniform blue-violet color, on matrix, with small Quartz crystals. It comes from a cavity that became famous for the quality of its specimens.

La Viesca Mine, Reguerín II pocket, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias) Spain (12/2001)

Specimen size: 17.2 x 10.2 x 8 cm

Main crystal size: 1.3 x 1.2 cm