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RM2463   Cobaltoan dolomite

Musonoi Mine, Kolwezi, Katanga, Congo, Democratic Republic of

Colourful specimen of cobaltoan dolomite, with intense color, brilliance and translucent crystals. Very aesthetic. From the J. Astor collection (Barcelona).


Size: 4.1 x 2.6 x 2.4 cm.
Found in ca. 1987.

Col. J. Astor (Barcelona).
 

RM2425   Lueshite

Lueshe Mine, Bwito, Rutshuru Territory, North Kivu, Congo, Democratic Republic of

Analyzed crystal of lueshite, from the Type Locality. Lueshite is a rare sodium niobate. These samples came out only sporadically, and mostly 20-plus years ago. In this specimen it shows the presence of Ca and Ti, probably minor fersmite. Analysis will be sent to the buyer.


Size: 0.9 x 0.5 x 0.5 cm.

Type Locality


 

RM2422   Metatyuyamunite with malachite

Mashamba West Mine, Kolwezi, Katanga, Congo, Democratic Republic of

Aggregates of metatyuyamunite crystals, with an intense yellow to orange colour, accompanied by malachite radial agregates and yellow laminar carnotite.


Size: 7.3 x 3.3 x 3.3 cm.

Presents radioactive activity.
 

RM2179   Heterogenite, Chrysocolla and malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic specimen formed by several botryoidal aggregates of chrysocolla, with bluish green tones and very brilliant, peppered by prismatic crystals of malachite, transparent, bright and forming sheaves, which are accompanied by botroidal aggregates of intense black colour of heterogenite. A different piece of this classic mine.


Size: 9.0 x 8.8 x 3.5 cm.
Found in 2003.

 

RM2109   Kasolite and guilleminite

Musonoi Mine, Kolwezi, Katanga, Congo, Democratic Republic of

In my opinion, among all known radioactive minerals, kasolite is the most aesthetic. It presents forms of elongated to tabular prisms, very well defined and sharp, many of them doubly terminated and of intense yellow color, even with some transparency. It is accompanied by guilleminite crystals of yellowish color. The matrix is partially covered by brilliant malachite. A aesthetic sample from a classic locality, to be observed with attention.


Size: 6.5 x 4.5 x 4 cm.
Main crystal: 1.5 mm

Excol. F. Coune (Belgium).
Presents radioactive activity.
 

RM2093   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic specimen that shows various globular aggregates of malachite, velvety and green color with zoning. Peppered by small malachite crystals, under the magnifying glass we can see that they are small transparent and defined crystals. In a matrix with goethite. From this classic Congolese locality for the species.


Size: 8.8 x 6.8 5.4 cm.

Classic locality
 

RM2095   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic specimen that shows various globular aggregates of malachite, velvety and green color with zoning. Peppered by small malachite crystals, under the magnifying glass we can see that they are small transparent and defined crystals. In a matrix with chrysocolla. From this classic Congolese locality for the species.


Size: 9.8 x 7.3 x 4 cm.

Classic locality


Price: 50 €Reserved

 

RM2092   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic botryoidal aggregates of malachite, with intense green color and brilliance. From this classic Congolese town for the species.


Size: 9.7 x 8.5 x 5.5 cm.

Classic locality
Price: 60 €Reserved

 

RM2094   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic specimen that shows globular aggregates of malachite, very bright and intense green. Also as velvety botryoidal aggregates. If you take a look under the magnifying glass, you will see that they are formed by several small crystals of this copper carbonate, transparent and defined. From this classic Congolese locality for the species.


Size: 10.5 x 7 x 5.4 cm.

Classic locality
 

RM2135   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic specimen that shows globular aggregates of malachite, very bright and intense green. If you take a look under the magnifying glass, you will see that they are formed by several small crystals of this copper carbonate, transparent and defined. From this classic Congolese locality for the species.


Size: 6.8 x 5.7 x 4.5 cm.

Classic locality
 

RM2136   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Very aesthetic stalactite of malachite, with an intense green color and a very aerial layout. Good size. From this classic Congolese locality for the species.


Size: 9.5 x 2.8 x 2.7 cm.

Classic locality
 

RM2025   Malachite with chrysocolla

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Rich aggregate of malachite crystals, brilliant, with an intense green color, which stand out on a matrix of blue-green chrysocolla. Very aesthetic


Size: 7.4 x 5.5 x 4.5 cm.

Price: 55 €Buy
 

RM1975   Kasolite with malachite

Musonoi Mine, Kolwezi, Katanga, Congo, Democratic Republic of

Kasolite is one of my favorite species. In this sample (from Dr. Viñals, Barcelona) we can enjoy several vugs with lanceolated kasolite crystals. With the orange color, some transparent and isolated, some forming aggregates. Contarsting on the green matrix.


Size: 4.1 x 3.7 x 3.5 cm.

Presents radioactive activity.
 

RM1887   Curite and heterogenite

Shinkolobwe Mine, Shinkolobwe, Katanga Copper Crescent, Katanga, Congo, Democratic Republic of

Very rich curite specimen, with some intense orange color crystals and the rest black due to being coated by heterogenite. The sample comes from the former Coune collection and according to its owner was adquired from the 90s, but specimen could be older. Curite crystals are disposed in a very contrasted way on the white matrix. From the type locality for the species.


Size: 5 x 3.5 x 3 cm.

Localidad Tipo - Type Locality
Presents radioactive activity.
 

RM1845   Heterogenite

Kabolela Mine, Kambove District, Katanga Copper Crescent, Katanga, Congo, Democratic Republic of

Heterogeneite specimens of Kabolela are among the most appreciated by systematic mineral collectors. This piece shows a botryoidal aggregate, of which we consider HCoO2 formula, according to the latest studies on the species. Intense black color, brilliance, waxy luster... A classic and very aesthetic definitive specimen.


Size: 6.7 x 4 x 2.8 cm.
Found in ±1960

 

RM1790   Cuprite with calcite

Mashamba West Mine, Kolwezi, Katanga, Congo, Democratic Republic of

Group of very well defined cuprite crystals showing very unusual facets both for the species and for this classic locality for the species. They have very well defined faces of the cube and the octahedron, together with those of the dodecahedron. Under intense light the red transparency is observed, but the surface shows a gray patina, the years have passed away. They are placed on a cavity of brilliant calcite crystals. An interesting rarity.


Size: 7.3 x 5.5 x 4.2 cm.
Main crystal: 9 x 5 mm.
Found in ca. 1980.

Col. Jordi Povill (Olesa de M.) No. 544
Price: 190 €Buy
 

RM1743   Malachite

L'Etoile du Congo Mine, Lubumbashi, Katanga, Congo, Democratic Republic of

Really nice botryoidal aggregates of malachite, with intense color and a velvety surface due to the small crystals forming globular aggregates. Very different specimen from this mine, well known for the type locality of cornetite species. All aesthetics.


Size: 8.0 x 7.4 x 4.5 cm.
Main crystal: 11 x 10 mm.

 

RM1610   Kasolite with wulfenite and torbernite

Musonoi Mine, Kolwezi, Katanga, Congo, Democratic Republic of

In my opinion, among all known radioactive minerals, kasolite is the most aesthetic. It presents forms of elongated to tabular prisms, very well defined and sharp, many of them doubly terminated and of intense yellow color, even with some transparency. It is accompanied by wulfenite crystals of orange color. The matrix is partially covered by brilliant and transparent torbernite thin tabular crystals. With some malachite. A aesthetic sample from a classic locality, to be observed with attention, nowadays it is very difficult to see good samples like these.


Size: 3.8 x 2.8 x2.5 cm.
Main crystal: 1.5 mm

Excol. F. Coune (Belgium).
Presents radioactive activity.
 

RM1611   Kasolite with wulfenite and torbernite

Musonoi Mine, Kolwezi, Katanga, Congo, Democratic Republic of

In my opinion, among all known radioactive minerals, kasolite is the most aesthetic. It presents forms of elongated to tabular prisms, very well defined and sharp, many of them doubly terminated and of intense yellow color, even with some transparency. It is accompanied by wulfenite crystals of orange color. The matrix is partially covered by brilliant and transparent torbernite thin tabular crystals. With some malachite. A aesthetic sample from a classic locality, to be observed with attention, nowadays it is very difficult to see good samples like these.


Size: 4.0 x 3.6 x 2.8 cm.
Main crystal: 2 mm

Excol. F. Coune (Belgium).
Presents radioactive activity.
 

RM1613   Sklodowskite

Kamoto East Open cut, Kamoto, Kolwezi, Katanga, Congo, Democratic Republic of

Very aesthetic group of sklodowskite crystals, showing a very sharp prismatic crystals, with transparence and intense yellow color. Old and really good specimen from col. Coune (B) collection, found in 1960's. This species is named by Marie Skłodowska-Curie.


Size: 5.8 x 5.4 xd 3.6 cm.

Excol. F. Coune (Belgium).
Presents radioactive activity.
 

RM1600   Cuprite and Malachite

Mashamba West Mine, Kolwezi, Katanga, Congo, Democratic Republic of

These cuprite crystals from Kolwezi mines are a classic of worldwide mineralogy. In this specimen the crystal shows defined faces and edges, with intense red color under the light. It is disposed in a cavity with needle malachite crystal aggregates. Crystal has no damage, the back side shows natural rounded forms. A very aesthetic and difficult to see specimen.


Size: 7.2 x 5.2 x 4.7 cm.
Main crystal: 12 x 7 mm.

Classic locality
 

RM1392   Kamotoite-(Y)

Kamoto East Open cut, Kamoto, Kolwezi, Katanga, Congo, Democratic Republic of

The kamotoite-(Y) are the intense yellow crystalline sprays, with individual flat-laying crystals to 5 mm. brilliant and transperent. In the same sample we can observe probably a small vein of yellow to orange brilliant uranophane. Kamoto is the Type Locality for the species. A very rare uranium and ytrium mineral from Katanga.


Size: 2.5 x 2.3 x 2.0 cm.
Main crystal: 5 mm.

Mineral analizado - Analyzed specimen
Presents radioactive activity.


 

RM1187   Pseudomalachite with willemite and rosasite

Kipushi Mine, Kipushi, Katanga, Congo, Democratic Republic of

Unusual specimen formed by globular aggregates of pseudomalachite, intense green color, which are disposed on matrix covered by well defined transparent crystals of willemite, with a yellow to colorless color. It is accompanied by rosasite aggregates of bluish green color. Very aesthetic. We have analized rosasite and willemite and we will send results to the buyer.


Size: 9.2 x 6.5 x 4.8 cm.
Main crystal: 4 x 4 mm.

Ex-col. F. Coune.
Fluorescent under short wave UV
 

RM858   Carrollite with chalcocite

Kamoya South II mine, Kambove, Katanga, Shaba, Congo, Democratic Republic of

Group of very sharp carrollite crystals showing cube forms more developed than the octahedron ones. Very bright and interpenetrating each other. Exceptional metallic luster. Highlights this specimen by small sharp and twinned crystals of chalcocite which are disposed on the carrolite faces. An unusual and very aesthetic combination.


Size: 5.0 x 4.0 x 2.4 cm.
Main crystal: 15 x 12 mm.
Found in 2001.

Price: 60 €Reserved

 

RM879   Brochantite

Kabolela Mine, Kambove District, Katanga Copper Crescent, Katanga, Congo, Democratic Republic of

These specimens of brochantite from the mining area of Katanga are one of my weaknesses. The long needles of this mineral, filling cavities of the matrix, special green color, brilliance and silky luster... Pure aesthetic. I hope you enjoy it.


Size: 6.9 x 6.6 x 4.7 cm.
Main crystal: 12 mm.

 
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