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YRM1041515

Synchysite-(Y)

Scrub Oaks Mine, Mine Hill, Morris County, New Jersey, United States of America

Size:

3.8 × 4.5 × 4 cm

Miniature (4.5-7 cm)

Description:

Red brown crystal aggregates of doverite (=synchysite-(Y)) associated to black magnetite from the type locality for synchysite-(Y) in New...

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YRM1040963

Boltwoodite

Goanikontes, Arandis, Erongo Region, Namibia

Size:

2 × 4.5 × 3 cm

Miniature (4.5-7 cm)

Description:

Clusters of bright, golden-amber boltwoodite crystals inside a matrix vein Boltwoodite is a rare U silicate, best found in this Namibia...

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YRM1041071

Uraninite

Příbram District, Central Bohemian Region, Czech Republic

Size:

1.5 × 2.5 × 2 cm

Thumbnail (1-3cm)

Description:

Well formed bright black spheres of uraninite on small matrix. Classic locality (Shaft n.16, Herja) and highly representative specimen

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YRM1042634

Uranocircite

Krunkelbach Valley, Menzenschwand, Baden-Württemberg, Germany

Size:

2.2 × 5 × 2.5 cm

Miniature (4.5-7 cm)

Description:

Green-yellow uranocircite crystals on red-brown hematite/quartz matrix. Old classic specimen (acquired 1965)with old label

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YRM1040966

Umohoite & Calcurmolite

Mas d'Alary, Lodève, Hérault, Occitanie, France

Size:

1 × 1.3 × 1 cm

Thumbnail (1-3cm)

Description:

Rich coverage of red microcrystals of very rare U molybdate umohoite from the best location. Associated is yellow calcurmolite

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YRM1041072

Uranospinite

Riviéral, Le Bosc, Hérault, Occitanie, France

Size:

2.4 × 4.5 × 3 cm

Miniature (4.5-7 cm)

Description:

Yellow elongated uranospinite crystals on matrix from Rivieral, Occitanie, France. A rare mineral of excellent quality. Ex S.Maggia...

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YRM1042638

Demesmaekerite & Guilleminite

Musonoi Mine, Kolwezi, Lualaba, DR Congo

Size:

1.7 × 2.7 × 2 cm

Thumbnail (1-3cm)

Description:

Olive-yellow green demesmaekerite crystal clusters with several yellow sprays of guilleminite on matrix from Musonoi mine. Dark green...

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YRM1041517

Columbite

Mahaiza, Betafo, Vakinankaratra, Madagascar

Size:

2.5 × 2.5 × 2 cm

Thumbnail (1-3cm)

Description:

A nicely terminated group of black lustrous columbite crystals. An excellent shape, old classic from F. Cantadore collection

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YRM1041084

Autunite

Assunção Mine, Aldeia Nova, Sátão, Viseu District, Portugal

Size:

1.5 × 1.2 × 1 cm

Thumbnail (1-3cm)

Description:

A small sample with beautiful yellow-green tabular crystals from this classic location. Really nice.

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YRM1040979

Schoepite

Musonoi Mine, Kolwezi, Lualaba, DR Congo

Size:

2.5 × 1.7 × 1.5 cm

Thumbnail (1-3cm)

Description:

Yellow sprays up to 2 mm. of schoepite with some green cuprosklodowskite on matrix and acicular deep green malachite. A neat, fine specimen...

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YRM1041507

Renardite & Torbernite

La Faye Mine, Grury, Saône-et-Loire, Bourgogne-Franche-Comté, France

Size:

1.5 × 2.8 × 2 cm

Thumbnail (1-3cm)

Description:

Yellow renardite and green torbernite on a small miniature specimen from the La Faye mine, Grury, France. Rare and very fine association...

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YRM1041076

Betafite

Betafo, Vakinankaratra, Madagascar

Size:

1 × 2 × 1.6 cm

Thumbnail (1-3cm)

Description:

3 crude crystals of betafite from Madagascar with interesting shape. Old specimens, in a veal. Ex F.Cantadore collection, acquired in the...

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YRM1041512

Tantalite

Manono-Kitotolo Mine, Tanganyika, DR Congo

Size:

1.3 × 2.5 × 2 cm

Thumbnail (1-3cm)

Description:

Crude specimen of tantalite from an old pegmatite mine, mined from1915 for cassiterite and columbite–tantalite concentrate. Old specimen...

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YRM1040968

Fourmarierite

Shinkolobwe Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo

Size:

0.6 × 0.6 × 0.2 cm

Micromount (under 1cm)

Description:

A rich micro specimen with several excellent intense red fourmarierite crystals. With minor uranophane

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YRM1040977

Cuprosklodowskite

Musonoi Mine, Kolwezi, Lualaba, DR Congo

Size:

3 × 2.8 × 1.7 cm

Small miniature (3-4.5 cm)

Description:

Bright intense green needles of cuprosklodowskite richly filling a large matrix area. A neat, aesthetic representative specimen with a fine...

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YRM1040976

Torbernite

Musonoi Mine, Kolwezi, Lualaba, DR Congo

Size:

2 × 2.2 × 1.5 cm

Thumbnail (1-3cm)

Description:

This a nice thumbnail specimen of torbernite with bright deep green crystals richly covering top of the matrix. From classic Musonoi mine,

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YRM1040965

Becquerelite

Shinkolobwe Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo

Size:

1.5 × 1.4 × 1.4 cm

Thumbnail (1-3cm)

Description:

Yellow becquerelite crystals on massive black uraninite matrix. Interesting old specimen from Shinkolobwe. Very representative.

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YRM1041085

Uranopilite

Le Limouzat Mine, Les Bois-Noirs, Saint-Priest-la-Prugne, Saint-Just-en-Chevalet, Loire, Auvergne-Rhône-Alpes, France

Size:

2 × 5.5 × 4.5 cm

Miniature (4.5-7 cm)

Description:

Fine specimen richly decorated with lots of yellow uranopilite crystal-aggregates. Very richly set specimen. With old labels from F...

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YRM1041513

Melanocerite-(Ce) & Fluorite

Cardiff Uranium Mine, Cardiff Township, Haliburton County, Ontario, Canada

Size:

2 × 4.8 × 3.8 cm

Miniature (4.5-7 cm)

Description:

Vitreous toffee coloured melanocerite-(Ce) in a dark purple fluorite matrix. Old specimen. personal collection

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YRM1041083

Torbernite

Mount Painter, Arkaroola Region, Flinders Ranges, South Australia, Australia

Size:

3 × 6 × 3.6 cm

Miniature (4.5-7 cm)

Description:

A richly covered specimen with green freestanding torbernite crystals as single crystals and stacked groups on an hematite rich matrix. Old...

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YRM1042646

Uranospinite

Bühlskopf, Ellweiler, Birkenfeld, Rhineland-Palatinate, Germany

Size:

2 × 3.8 × 3 cm

Small miniature (3-4.5 cm)

Description:

Pale yellow uranospinite flakes on rhyolite matrix. This was a minor uranium mineralisation, discovered in 1956 and mined in an open pit...

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YRM1041516

Samarskite

Iveland, Agder, Norway

Size:

1.8 × 3.5 × 2 cm

Small miniature (3-4.5 cm)

Description:

A quite large, heavy and massive samarskite specimen from Iveland, Aust-Agder, Norway. Samarskite is black and amorphous, with bright...

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YRM1042644

Curite & Uraninite

Shinkolobwe Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo

Size:

1.9 × 2.2 × 2 cm

Thumbnail (1-3cm)

Description:

Massive/semicrystalline specimen of yellow-red curite on black uraninite matrix. Small classic example of 'yellow cake' ore from...

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YRM1041077

Francevillite

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon

Size:

1.2 × 2.8 × 2.2 cm

Thumbnail (1-3cm)

Description:

Bright greenish (second typical colour shade) radial aggregates of lustrous, striated tabular crystals of very rare francevillite from type...

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