Rosell Minerales
RM3081 Malachite stalactitic growth
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofMalachite stalactite with a very, very curious shape. Smooth on one side, with brilliant microcrystals of the same mineral. On the other side, it presents an elongated cavity formed by various growths. Floater, good size and quality.
Size: 14.5 x 3.9 x 3.6 cm.
RM3080 Malachite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofStalactitic malachite growths, with an intense color, brilliant, velvety and disposed aerially on the matrix.
Size: 12.2 x 6 x 5.2 cm.
Main crystal: 3.8 cm stal.
RM3079 Malachite stalactite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofStalactitic malachite growths, with an intense color, brilliant, velvety and disposed aerially on the matrix.
Size: 11 x 7.7 x 4.4 cm.
Main crystal: 3.9 cm. stal.
RM3068 Mimetite
Mfouati Mine, Mfouati, Mfouati district, Bouenza, Congo, Republic ofSpecimen very rich in mimetite crystals, with shapes of the hexagonal dipyramid, some doubly terminated, with a slightly orange-yellow colour, very brilliant. They are disposed on a matrix of goethite with hemimorphite. From an unusual locality for the species. The specimen has been analyzed since it was labeled as pyromorphite. We will send the results to the buyer.
Size: 5.3 x 4.6 x 3.7 cm.
Analyzed specimen with report

RM3055 Epidote and quartz
Imilchil, Er Rachidia, Meknès-Tafilalet, MoroccoSpecimen very rich in prismatic epidote crystals, well defined, with an intense green color, transparent to translucent. These pieces came out in the late 1990s and are different from the usual ones for the locality. It was acquired by Peter Seroka from G. Gautier at the Munich Show in 2002.
Size: 6 x 5 x 3.2 cm.
Main crystal: 12 mm.
Found in ±2002.
Gilbert Gautier (2002); Col. Peter Seroka (#140).

RM3048 Nepheline and schorlomite
Jebel Bou-Agrao, Amersid, Aït Oufella Caïdat, Midelt Cercle, Drâa-Tafilalet, MoroccoPrismatic crystals of nepheline, associated with a matrix with black schorlomite (garnet group). Although nepheline is a fairly common rock-forming mineral in silica-poor igneous rocks, such as nephelitic syenites, well-formed crystals of this species are rare.
Size: 6.4 x 4.2 x 3.6 cm.
Main crystal: 14 mm.
Found in ±2009.
Col. Peter Seroka (#4875).
RM3027 Elbaite, feldspar and quartz
Beni Bouzra (Bni Bouzra), Chefchaouen, Tanger-Tetouan-Al Hoceima, MoroccoVery esthetic specimen of elbaite showing an thick prism with striations, defined terminal faces, translucent and with colour zoning, greenish yellow to pinkish in the top. It is disposed very aerial on a matrix with feldspar and quartz.
Size: 3.2 x 2.6 x 2.3 cm.
Main crystal: 29 mm (16 mm.).
RM3026 Elbaite, feldspar and quartz
Beni Bouzra (Bni Bouzra), Chefchaouen, Tanger-Tetouan-Al Hoceima, MoroccoElongated crystal of elbaite, between transparent and translucent, with greenish-yellow colour zoning, more intense at the base and with well defined and darker terminal faces. It is disposed very aerially on the matrix.
Size: 3.6 x 3 x 1.7 cm.
Main crystal: 21 mm.
RM3024 Elbaite (rubellite), feldspar and quartz
Beni Bouzra (Bni Bouzra), Chefchaouen, Tanger-Tetouan-Al Hoceima, MoroccoVery esthetic specimen of elbaite (var. rubellite) showing an elongated prism with striations, defined terminal faces, good brilliance, translucent and the characteristic color, slightly lighter in the upper part. The specimen has been consolidated without affecting its aesthetics. They are disposed very aerial on a matrix with feldspar and quartz.
Size: 5.2 x 5 x 4.4 cm.
Main crystal: 20 mm.
RM3040 Malachite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofAesthetic stalactitic aggregates of malachite, with brilliance and uniform green color. Very aesthetic.
Size: 12 x 11 x 8.5 cm.
RM3038 Malachite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofMalachite specimens from this Upper Katanga mine are notable for radial aggregates of fine crystals that, taken together, have a velvety appearance and excellent brilliance. Intense green colour, good size and fine aesthetics.
Size: 11 x 8.7 x 3.3 cm.
RM3020 Malachite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofMalachite specimens from this Upper Katanga mine are notable for radial aggregates of fine crystals that, taken together, have a velvety appearance and excellent brilliance. Intense green colour, good size and fine aesthetics.
Size: 10.4 x 8.2 x 5 cm.
RM3019 Malachite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofMalachite specimens from this Upper Katanga mine are notable for radial aggregates of fine crystals that, taken together, have a velvety appearance and excellent brilliance. Intense green colour, good size and fine aesthetics.
Size: 7.9 x 7.6 x 3.8 cm.
RM3018 Malachite
Mindingi Mine, Kambove, Haut-Katanga, Congo, Democratic Republic ofMalachite specimens from this Upper Katanga mine are notable for radial aggregates of fine crystals that, taken together, have a velvety appearance and excellent brilliance. Intense green colour, good size and fine aesthetics.
Size: 9.1 x 8.6 x 4.2 cm.
RM3015 Epidote and Stilbite
Diakon, Bafoulabé Cercle, Kayes Region, MaliThis specimen from Mali shows us three doubly terminated epidote crystals, with well defined faces and edges and an intense green color. It is accompanied by sheaf aggregates of stilbite, a presentation different from the usual one for the deposit. Very aerial and aesthetic.
Size: 7.5 x 4.4 x 3.5 cm.
Main crystal: 4.8 x 1.5 cm.
RM3011 Wulfenite and baryte
Mine des Dalles, Mibladen, Khénifra, Meknès-Tafilalet, MoroccoWulfenite specimens like the one we present are very unusual for this locality and appeared many years ago. On a matrix with dolomite, galena and baryte there are numerous crystals of intense orange color, with dipyramid faces truncated by the pinacoids. Some appear as isolated crystals and mostly in parallel growth. This specimen is from the Peter Seroka collection and previously belonged to the Marcus Lueg collection.
Size: 7.9 x 7.2 x 4.8 cm.
Main crystal: 1.1 cm.
Found in ±2008.
Col. M. Lueg (2008); Col. P. Seroka (#22)
Classic locality

RM3007 Malachite
Kakanda deposit, Lubudi, Lualaba, Congo, Democratic Republic ofThese specimens of malachite present mamelonar, botryoidal to stalactic growths, with a very intense characteristic green color and silky luster. If they are observed under magnification, they show us that the sparkly green is produced by small malachite crystals that cover the surface. The photograph does not reflect all the splendor and brilliance of the piece. They are disposed on a fibrous malachite matrix. Very aesthetic.
Size: 11 x 8.5 x 4.2 cm.
RM3005 Malachite
Kakanda deposit, Lubudi, Lualaba, Congo, Democratic Republic ofThese specimens of malachite present mamelonar, botryoidal to stalactic growths, with a very intense characteristic green color and silky luster. If they are observed under magnification, they show us that the sparkly green is produced by small malachite crystals that cover the surface. The photograph does not reflect all the splendor and brilliance of the piece. They are disposed on a fibrous malachite matrix. Very aesthetic.
Size: 6.2 x 6.6 x 3.5 cm.
RM3004 Malachite
Kakanda deposit, Lubudi, Lualaba, Congo, Democratic Republic ofThese specimens of malachite present mamelonar, botryoidal to stalactic growths, with a very intense characteristic green color and silky luster. If they are observed under magnification, they show us that the sparkly green is produced by small malachite crystals that cover the surface. The photograph does not reflect all the splendor and brilliance of the piece. They are disposed on a fibrous malachite matrix. Very aesthetic.
Size: 5.9 x 5.5 x 3.6 cm.
RM3003 Malachite
Kakanda deposit, Lubudi, Lualaba, Congo, Democratic Republic ofThese specimens of malachite present mamelonar, botryoidal to stalactic growths, with a very intense characteristic green color and silky luster. If they are observed under magnification, they show us that the sparkly green is produced by small malachite crystals that cover the surface. The photograph does not reflect all the splendor and brilliance of the piece. They are disposed on a fibrous malachite matrix. Very aesthetic.
Size: 9.2 x 6.5 x 6.2 cm.
RM2984 Mangan-diaspore
Glosam Mine, Western Belt, Northern Cape, South AfricaRare and good sized mangan-diaspore (diaspore with manganese) specimen showing brilliant, transparent to translucent, burgundy red tabular crystals disposed in an arc on matrix. We can also observe small geodes full of crystals. The Glosam Mine specimens are the only ones in the Kalahari area in which the manganese diaspore shows this intense color and brilliance. An exceptional specimen for a little-seen species.
Size: 10.2 x 8 x 6.2 cm.
Main crystal: 12 mm.

RM2954 Celestine
Tirrhist (Tighiste), Anemzi, Agoudim, Midelt Cercle, Drâa-Tafilalet, MoroccoVery esthetic specimen of celestine from Morocco. It shows us a large group of prismatic crystals of this strontium sulphate, very well defined and faceted, and with an excellent transparence that allows us to see a soft bluish color. They are disposed on a compact matrix. This locality is northeast of Imilchil town.
Size: 10.2 x 9.5 x 6.8 cm.
Main crystal: 2 cm.
RM2945 Orthoclase, magnetite, epidote and actinolite
Imilchil, Er Rachidia, Meknès-Tafilalet, MoroccoThese specimens are formed by numerous prismatic crystals of orthoclase, very well defined and interpenetrated. They are accompanied by acicular crystals of actinolite and epidote, and octahedral magnetite. A piece of good size and quality.
Size: 8.2 x 7.7 x 5.5 cm.
Main crystal: 1.9 cm.
RM2944 Orthoclase, magnetite, epidote and actinolite
Imilchil, Er Rachidia, Meknès-Tafilalet, MoroccoThese specimens are formed by numerous prismatic crystals of orthoclase, very well defined and interpenetrated. They are accompanied by acicular crystals of actinolite and epidote, and octahedral magnetite. A piece of good size and quality.
Size: 9.4 x 7.3 x 6 cm.
Main crystal: 2.1 cm.
RM2922 Prehnite and actinolite
Ait Karmosse, Boulemane, Fès-Meknès, MoroccoThese prehnite specimens are a novelty from the Mineralexpo Barcelona-Sants 2022 mineral show. They show rich groups formed by sheaf aggregates of crystals, very brilliant, translucent and with a very uniform green color. Sometimes they are accompanied by small acicular crystals of actinolite. They belong from a Moroccan locality near Boulemane.
Size: 8.9 x 6.6 x 5.2 cm.
Found in 02/2022.
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