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RM2476   Smithsonite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Globular aggregate of good size of smithsonite crystals. Very brilliant, translucent and with some goethite as a matrix. From this classic Mexican mine. It belongs from the A. Trigo Collection (Mataró).


Size: 3.9 x 3.5 x 2 cm.
Found in ca. 1988.

Col. Antonio Trigo (Mataró).


Price: 35 €Buy
 

RM2044   Rosasite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Globular aggregates formed by acicular crystals of rosasite, with colours between deep green and light bluish green. Very aesthetic and disposed on a matrix of goethite. From this classic Mexican mine.


Size: 8.5 x 7 x 4.8 cm.

Col. A. Arguijo (L'Hospitalet de L.)
Price: 60 €Buy
 

RM1993   Smithsonite with adamite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Very, very aesthetic specimen, unusual, showing two globular aggregates of smithsonite, colorless, transparent that let us see a whitish crystal aggregate core, with very curious growth. They are accompanied by small crystals of the same species in the form of globular grains. To give a touch of color and quality, several aggregates of olive green adamite crystals, visible terminal faces, bright, translucent and sprinkling the goethite matrix. It is an exceptional and rare old material from the Manchion Collection. Probably this specimen comes from the Palomas Oriente area of the mine. Pure aesthetics... With the label from Manchion Collection.


Size: 7.6 x 5.2 x 2.6 cm.
Main crystal: 17 mm. glob. aggreg.
Found in 1988.

Col. Manchion #378, 1988, Kucera.


Price: 170 €Reserved

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RM1916   Adamite with goethite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Very esthetic specimen formed by some groups of prismatic crystals of adamite, contrasting on a matrix of goethite. The crystals have a very uniform yellow color, with transparency, with very well defined faces and edges and forming rosettes. We can also observe isolated doubly terminated crystals and some almost colorless. A pleasure under the loupe magnifying glass. Good size.


Size: 7.5 x 7.5 x 3.2 cm.
Main crystal: 20 mm aggreg.

Fluorescent under long wave UV
Price: 65 €Buy
 

RM1915   Adamite with goethite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Very esthetic specimen formed by some groups of prismatic crystals of adamite, contrasting on a matrix of goethite. The crystals have a very uniform yellow color, with transparency, with very well defined faces and edges and forming rosettes. We can also observe isolated doubly terminated crystals and some almost colorless. A pleasure under the loupe magnifying glass. Good size.


Size: 8 x 7.5 x 4 cm.
Main crystal: 25 mm aggreg.

Fluorescent under long wave UV
 

RM1863   Hemimorphite with mimetite

Ojuela mine, ↑Level 7, Mapimí, Municipio de Mapimí, Durango, Mexico

Very aesthetic fan-shaped groups of transparent hemimorphite crystals, with a very good brilliance and excellent terminations. Accompanied by small aggregates of yellow greenish mimetite crystals. On a limonite matrix.


Size: 9 x 4 x 3.5 cm.
Main crystal: 14 x 4 mm
Found in ± 2004.

Col. M. Marí (Castelló).
Fluorescent under long wave UV
Price: 140 €Reserved

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RM1852   Adamite, var. manganoan adamite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Group of crystals of adamite, which show a geometric color zoning from yellow to violet due to the presence of manganoan adamite, a variety of adamite rich in manganese. Thios cation gives to these specimens a violet to purple core. Very bright, defined and with transparence that allows us to see this species. Nice and aesthetic specimen.


Size: 6.5 x 4.5 x 3.5 cm.
Main crystal: 7 x 2 mm.

Classic locality
 

RM1851   Adamite, var. manganoan adamite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Group of crystals of adamite, which show a geometric color zoning from yellow to violet due to the presence of manganoan adamite, a variety of adamite rich in manganese. Thios cation gives to these specimens a violet to purple core. Very bright, defined and with transparence that allows us to see this species. Nice and aesthetic specimen.


Size: 5.5 x 4.5 x 2.5 cm.
Main crystal: 8 x 2 mm.

Classic locality
 

RM1850   Legrandite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Gemmy and lustrous sprays of rich yellow legrandite needles, aesthetically jackstrawed in the vug, contrasting with the gossan matrix. Good color and fanshaped transparent and defined crystals.


Size: 6.8 x 4.5 x 4.4 cm.
Main crystal: 15 x 11 mm aggreg.
Found in 2017

Classic locality
 

RM1849   Legrandite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

This specimen of legrandite shows us a group of sharp crystals of this rare zinc arsenate, with an intense orange-yellow color. It is common that some crystals appears fractured, but in this sample there are several perfect prismatic crystals, undamaged, brilliant and with an incredible transparence. I personally like isolated crystals and this piece is one of them. Good size, brightness and aesthetics, very representative for the species. Accompanied by elongated smithsonite white crystals.


Size: 7 x 4 x 3.5 cm.
Main crystal: 4 mm.
Found in 2017

Classic locality


 

RM1844   Aurichalcite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Very aesthetic specimen formed by acicular globular aggregates and fan-shaped aurichalcite crystals, with an intense blue color. They are filling the cavities of the limonite matrix with a intense contrast. With an old label from this ancient natural science store located in the center of the city of Barcelona.


Size: 7.8 x 3.5 x 3.5 cm.

Col. J.M. Manchion, Barcelona.


 

RM1608   Hydrozincite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

This is a esthetic and good size hydrozincite specimen, very rich from Ojuela mine. Quite attractive, with little snowy balls formed by several crystals of the mineral have formed in shallow recesses in a contrasting matrix of limonite. Really nice under loupe... Hydrozincite forms in the oxidation zones of zinc deposits as masses or crusts. Excol. Hubin (B).


Size: 5 x 5 x 4 cm
Main crystal: 4 mm agreg.

Excol. Hubin (Neupré, Belgique)
Fluorescent under short wave UV


 

RM1644   Adamite & tsumcorite-arsenbrackebuschite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Aesthetic group of prismatic crystals of adamite, with good transparence and intense color. Crystals forming sheaves and isolated, defined. They are disposed on a matrix of goethite, with cavities partially covered by small globular aggregates of yellow tsumcorite-brackebuschite.


Size: 10.8 x 8.5 x 6.5 cm.
Main crystal: 15 x 2 mm.

 

RM1542   Mimetite, tsumcorite-arsenbrackebuschite

Ojuela mine, Mapimí, Mun. de Mapimí, Durango, Mexico

Rich group of very elongated mimetite crystals, some of them doubly terminated, brilliant, translucent and with a soft yellow tone. Mimetite specimens with this shape are unusual in Ojuela mine, usually globular. They are accompanied by aggregates of tiny yellow to orange crystals of tsumcorite-arsenbrackebuschite. They are disposed in a cavity of the goethite matrix. The specimen has been analyzed and the results will be sent to the buyer. It has been published in the mineral magazine "Paragénesis" (1-2017).


Size: 7.0 x 5.5 x 5.0 cm.
Main crystal: 20 x 2 mm.

Analyzed specimen with report


 

RM1503   Adamite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Exceptional specimen formed by several groups of prismatic crystals of adamite, which are disposed forming rosettes on a matrix of goethite. Crystals have a very uniform yellow color, with transparence, and very defined faces and edges. Pure aesthetic.


Size: 7.5 x 6.4 x 2.5 cm.
Main crystal: 6 mm.

 

RM1189   Dobly terminated adamite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Superb adamite crystal, vey brilliant, yellow color, curved faces and showing terminal facets on both ends. It is disposed in a very esthetic form on a matrix of goethite. Good size and quality.


Size: 5.3 x 2.7 x 2.5 cm.
Main crystal: 22 x 10 mm.

Fluorescent under LW-UV and SW-UV lights
 

RM869   Mimetite with Hemimorphite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

A very rich group of mimetite globular aggregates, with yellow tone and brilliant. Acompanied by hemimorphite lanceolated crystals of hemimorphite, transparence and brilliance.


Size: 8.8 x 7.3 x 4.8 cm.

 

RM1068   Wulfenite with mottramite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

A rich group of doubly terminated crystals of wulfenite showing prismatic growth truncated by the terminal pinacoid. They show an intense orange to yellow color and are disposed on a matrix of limonite partially covered by olive green mottramite. A good size specimen and very aesthetic.


Size: 10.0 x 9.8 x 5.5 cm.
Main crystal: 8 x 3 mm.

 

RM911   Hemimorphite with calcite and mimetite

Ojuela mine, Nivel 7, Mapimí, Municipio de Mapimí, Durango, Mexico

Groups of brilliant hemimorphite crystals forming fan-shaped aggregates, transparent, colorless and very well defined lanceolated crystalline forms. They are accompanied by small rhombohedral calcite crystals and small mimetite globular aggregates with a yellow tone. On a limonite matrix.


Size: 5.5 x 5.3 x 3.8 cm.
Main crystal: 14 x 4 mm.
Found in 2004.

 

RM922   Aurichalcite with calcite

Ojuela mine, Mapimí, Mapimí, Durango, Mexico

In this specimen we can observe two generations of aurichalcite. A first generation as small rosettes formed by lanceolate greenish crystals and second with thiner crystals, needle-like, some of which are included in rhombohedral calcite crystals, with a light blue color. Stand in a very aesthetic way on the matrix of goethite. A very balanced sample.


Size: 7.5 x 5.5 x 3.8 cm.

Price: 65 €Buy
 

RM808   Rosasite with calcite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

A huge size specimen showing botryoidal aggregates of rosasite, with a velvet appearance and intense blue-green pastel tones. They are peppered with small but brilliant calcite crystals with a pseudooctahedron shape. On a limonite matrix.


Size: 9,0 x 7,5 x 4,5 cm.

 

RM799   Calcite with hemimorphite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

Group of lenticular calcite crystals, very transparent and brilliant, with an uncommon shape for the species due to the flattened hexagonal shape. Disposed very aerial on the limonite matrix with hemimorphite.


Size: 8,8 x 7,4 x 5,3 cm.
Main crystal: 27 x 18 mm.

 

RM757   Cuprian adamite with rosasite, smithsonite and conichalcite

Ojuela mine, Mapimí, Mapimí, Durango, Mexico

A rich druse of cuprian adamite crystals which is completely covering the cavity in limonite. With stalactitic growths showing an intense blue-green color. They are peppered by small white globular aggregates of smithsonite, along with areas of rosasite green. Accompanied by globular aggregates of conichalcite and very defined cuprian adamite crystals. An interesting specimen with good size.


Size: 8,0 x 5,5 x 5,0 cm.

 

RM794   Cuprian adamite

Ojuela mine, Mapimí, Mapimí, Durango, Mexico

A huge size cuprian adamite specimen, formed by two druses of very brilliant small crystals with an intense brilliance and characteristic color, with stalactitic growths. On the back size of the specimen there are some isolated and more developed crystals of this arsenate. Really good for diplay.


Size: 14,2 x 7,5 x 5,5 cm.
Found in ca. 2007.

 

RM498   Mottramite

Ojuela mine, Mapimí, Municipio de Mapimí, Durango, Mexico

A very rich botryoidal growths of mottramite, with an excellent dark green color and velvety. These mottramite specimens were recently found in the mina Ojuela and for their quality could be considered a good representative for the species and, of course, the best specimens from this mine. A huge size specimen for the more selected display.


Size: 14,5 x 10,5 x 5,5 cm.
Found in 2012.

 
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