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RM2527   Twinned Rutile

Diamantina, Minas Gerais, Brazil

Group of rutile crystals with a highly visible cyclic twin. A brilliant piece with years... From the Joan Astor collection.


Size: 2.7 x 2.3 x 1.9 cm.
Found in ca. 1980.

Col. Joan Astor (Barcelona).


 

RM2530   Native copper

La Farola mine, Cerro Pintado, Tierra Amarilla, Copiapó, Atacama, Chile

Esthetic specimen of native copper, with dendritic and skeletal growths formed by "deformed" crystals but faceted, excellent luster and with an intense color. The specimen is protected from oxidation by a thin and invisible layer of varnish, which ensures its shine. Very aerial. The copper specimens from this locality are rare and few with this quality.


Size: 12.4 x 5.5 x 4.6 cm.
Found in 1998.

Col. Marí-García (Castelló) #0.359
 

RM2491   Epidote

Rosario Mabel claim, Pampa Blanca, Castrovirreyna, Huancavelica, Peru

Epidote crystal, dark olive green in colour, very bright, with defined terminations, striking lighter green reflections and many flashes of greenish-yellow internal fire. Excellent specimen of Peruvian epidote.


Size: 3.7 x 2.1 x 1.8 cm.
Found in 2019.

Price: 25 €Reserved

 

RM2492   Epidote

Rosario Mabel claim, Pampa Blanca, Castrovirreyna, Huancavelica, Peru

Good size epidote crystal, dark olive green in colour, very bright, with defined terminations, striking lighter green reflections and many flashes of greenish-yellow internal fire. Excellent specimen of Peruvian epidote.


Size: 4.8 x 2.8 x 2.6 cm.
Found in 2019.

Price: 40 €Reserved
 

RM2410   Hyaline quartz

Coronel Murta, Minas Gerais, Brazil

Group of very elongated quartz crystals, with developed prisms and well-defined rhombohedral terminal faces. Very transparent. Some faces of the prism show growth oriented cavities.


Size: 6.9 x 4.6 x 3.5 cm.
Main crystal: 6.9 x 1 cm.

Col. J. Astor (Barcelona).
 

RM2408   Rhodochrosite, tetrahedrite, pyrite and quartz

Casapalca Mine, Casapalca, Huarochiri, Lima, Peru

On a rich group of rosettes of rhodochrosite, with a pinkish tone and a silky luster, there are various crystals of tetrahedrite, defined, brilliant and contrasting on the matrix.


Size: 6.7 x 5 x 3.2 cm.
Main crystal: 3 mm. Td
Found in ca. 1985.

Col. J. Astor (Barcelona).


 

RM2443   Bahianite

Pico das Almas river, Paramirim das Crioulas, Érico Cardoso, Bahia, Brazil

These alluvial peble specimens of bahianite are a remarkable rarity due to the composition. It is the only known pure aluminum antimonate. Structurally related to simpsonite (Ta instead of Sb). It is normally found as rolled pellets in the Pico das Almas river, in Brazil. It comes from this type locality for the species.


Size: 8 x 6 x 5 mm.

Type Locality
Price: 25 €Buy
 

RM2442   Ammineite with atacmite and halite

Pabellón de Pica, Chanabaya, Iquique, Tarapacá, Chile

Sky blue ammeneite occurring as minute crystals on and in halite with green atacamite. From the type locality. This is a fairly rare copper halide and is the first mineral known to contain ammonia radical cation (·NH3) groups.


Size: 3.4 x 2.7 x 2.6 cm.

Price: 95 €Buy
 

RM2404   Molybdenite

Inca de Oro, Chañaral/Copiapó, Atacama, Chile

Molybdenite specimens from Inca del Oro are very difficult to find in the market and more with defined crystals. This sample shows a very well defined, bright and well-disposed hexagonal crystal of molybdenite on the matrix. A unique opportunity to include to your collection a very representative and fine specimen for the species. It belongs from the former J. Astor collection (Barcelona). The locality of Inca del Oro is located between the Chilean provinces of Copiapó and Chañaral.


Size: 7.3 x 4.8 x 3.5 cm.
Main crystal: 1.5 cm.
Found in ca. 1980's.

Col. Joan Astor (Barcelona).
 

RM2478   Rhodochrosite and quartz

Huaron mines, Huayllay, Pasco, Peru

Groups of aggregates of rhodochrosite crystals, of a delicate pink color, brilliant. They are accompanied by colorless aggregates of small quartz crystals. Very aesthetic.


Size: 5.6 x 4.1 x 2.2 cm.
Found in ca. 1988.

Col. Antonio Trigo (Mataró).


 

RM2479   Childrenite

Córrego Frio mine, Linópolis, Divino das Laranjeiras, Minas Gerais, Brazil

Elongated single crystal of orange-pink childrenite without matrix. Transparent to translucent, with brilliance and defined terminal faces and altered prism.Very unusual for the species. From the former A. Trigo collection (Mataró).


Size: 2.5 x 1.1 x 0.5 cm.
Found in ca. 1985.

Col. Antonio Trigo (Mataró).


 

RM2241   Elbaite

Cruzeiro mine, São José da Safira, Minas Gerais, Brazil

A very aesthetic miniature, but with an exceptional color variation. Between red, blue, green and yellow. A delicatessen from Brazil, referenced in Joan Astor's published work in issuu, that we recommend you visit and browse.


Size: 0.9 x 0.7 x 0.5 cm.
Found in ca. 1976.

Col. J. Astor (Barcelona). Adq. Lapidis.


 

RM2240   Elbaite

Lavra da Pederneira, São José da Safira, Doce valley, Minas Gerais, Brazil

Prismatic elbaite crystal, of an intense color, with the defined pinacoidal face truncating the prism. The label indicates that it comes from South Africa, but we are not aware that specimens like this have been found in this part of the world. A miniature gemmy piece.


Size: 1.2 x 0.6 x 0.6 cm.
Found in ca. 1973.

Col. J. Astor (Barcelona).


 

RM2239   Topaz

Virgem da Lapa, Minas Gerais, Brazil

A very interesting specimen of topaz, in which we can see striated faces on the prism, truncated by pinacoids, very unusual. Transparence, brilliance and with the handwritten label from the Astor collection indicating "negative" faces. This piece was adquired to the well-know Catalan dealer Jordi Figueras, one of the suppliers of the Folch collection.


Size: 4.5 x 3.4 x 2.5 cm.
Found in ca. 1978.

Col. J. Astor (Barcelona). Adq. J. Figueras.


Price: 100 €Buy
 

RM2229   Elbaite

Golconda pegmatites, Governador Valadares, Minas Gerais, Brazil

Group of elbaite crystals, in parallel growth, with striated prismatic faces, deep green color and good luster. From the former Manchion collection, with the characteristic label.


Size: 5.4 x 2.6 x 2.4 cm.
Found in 1989.

Col. Manchion (Barcelona) #483.


Price: 70 €Buy
 

RM2223   Quartz with inclusions

Corinto, Minas Gerais, Brazil

Excellent specimen of a quartz crystal with inclusions. In this specimen we can see green and reddish inclusions, most likely due to growths of chlorite and iron oxides in the growing crystal. A very interesting and aesthetic piece. From the Joan Astor collection.


Size: 5.8 x 5.5 x 4.5 cm.
Found in ca. 1975.

Col. Joan Astor.


Price: 45 €Buy
 

RM2222   Quartz with inclusions

Corinto, Minas Gerais, Brazil

Excellent specimen of a quartz crystal with geometric inclusions. In this specimen we can see green and reddish zonations, most likely due to growths of chlorite and iron oxides on the facets of the growing crystal. A very interesting and aesthetic piece. From the Joan Astor collection.


Size: 6.5 x 4 x 3 cm.
Found in ca. 1975.

Col. Joan Astor.


 

RM2216   Rhodochrosite

Uchucchacua mina, Oyón, Lima, Peru

Group of rhodochrosite crystals with a uniform pink color, with well-defined rhombohedron echeloned and scalenohedron forms. Good gemmy transparence. They are accompanied by other smaller rhodo crystals. On a solid matrix with quartz crystals with inclusions and manganese oxides.


Size: 6.5 x 3.5 x 3.4 cm.
Main crystal: 6 mm.

Price: 55 €Reserved

 

RM2215   Rhodochrosite

Uchucchacua mina, Oyón, Lima, Peru

Group of rhodochrosite crystals with a uniform pink color, with well-defined rhombohedron echeloned and scalenohedron forms. Good gemmy transparence. They are accompanied by other smaller rhodo crystals. On a solid matrix with quartz crystals with inclusions and manganese oxides.


Size: 4.8 x 3.2 x 3.2 cm.
Main crystal: 5 mm.

Price: 45 €Reserved

 

RM2170   Galena, Chalcopyrite and quartz

Huaron mines, Huayllay, Pasco, Peru

An old specimen of this Peruvian mine that shows a large group of cubic galena crystals, interpenetrated, with its characteristic gray tone. They have stepped growths on the faces and some natural cavities, which give them a differentiated appearance.


Size: 11 x 9 x 6 cm.
Main crystal: 2.0 cm.
Found in 11/1985.

#185 Col. Manchion (Barcelona).


Price: 65 €Buy
 

RM2162   Chalcopyrite with quartz

Huaron mines, Huayllay, Pasco, Peru

Group of chalcopyrite crystals, one of good size, with defined shapes arranged on quartz hyaline crystals. An aesthetic miniature.


Size: 5.2 x 3.5 x 2.5 cm.
Main crystal: 1.6 cm.
Found in ±1987.

#360 Col. Manchion (Barcelona).


 

RM2168   Beryl aquamarine

Coronel Murta, Minas Gerais, Brazil

A good size beryl crystal, aquamarine variety, from those of oldtimes. It shows the faces of the hexagonal prism and terminal flat pinacoid. From the Manchion collection (Barcelona).


Size: 8.8 x 4.4 x 3.4 cm.
Found in 1988.

#279 Col. Manchion (Barcelona).


 

RM2120   Bournonite with pyrite, galena

Huanzala Mine, Huallanca, Dos de Mayo, Huánuco, Peru

Very aesthetic specimen formed by numerous bournonite crystals, excellent luster, sharps and cyclically twinned. They are accompanied by cube octahedral galena crystals with rounded faces and edges and brilliant pyrite. Nice miniature.


Size: 4.5 x 3.6 x 2.4 cm.
Main crystal: 8 mm.
Found in 2019.

 

RM2121   Bournonite with pyrite, sphalerite

Huanzala Mine, Huallanca, Dos de Mayo, Huánuco, Peru

In a matrix formed by octahedral pyrite crystals, very bright and faceted, various groups of sphalerite crystals are disposed on which the bournonite cyclic twins stand out. They are accompanied by small quartz crystals and hydrozincite globules. A very aesthetic piece.


Size: 5.2 x 3.8 x 3.2 cm.
Main crystal: 6 mm.
Found in 2019.

 

RM2036   Rhodochrosite

Uchucchacua mina, Oyón, Lima, Peru

Group of rhodochrosite crystals with a uniform pink color, with well-defined rhombohedron echeloned and scalenohedron forms. Good gemmy transparence. They are accompanied by other smaller rhodo crystals. On a solid matrix with quartz crystals with inclusions and manganese oxides.


Size: 4.8 x 4.6 x 4 cm.
Main crystal: 1 cm.

 
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