All Products
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88 gram Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
Certainly one of the largest crystals of the bunch, great form, but a bit of cleavage and weathering going on. Great price for such a monster Monazite from Texas5 x 4 x 1.8 cm
Item #344
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Atomic Blast Trinitite
Trinity Nuclear Site, Tularosa Basin, Alamagordo, New Mexico
Trinitite is the name given to the byproduct of the first atomic bomb test in New Mexico. The blast turned the ground below it into a melted mixture of silica, feldspar and peridot. The only collecting of this material was in the 50’s, as it was burried over shortly after. Today, the location is closed to the public and collecting material is illegal, besides the fact that it is under several tons of dirt.2.5 x 2.1 x 1.1 cm
Item #288
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Atomic GREEN Trinitite
Trinity Nuclear Site, Tularosa Basin, Alamagordo, New Mexico
Trinitite is the name given to the byproduct of the first atomic bomb test in New Mexico. The blast turned the ground below it into a melted mixture of silica, feldspar and peridot. The only collecting of this material was in the 50’s, as it was burried over shortly after. Today, the location is closed to the public and collecting material is illegal, besides the fact that it is under several tons of dirt.
2.7 x 1.8 x .7 cm
Item #291
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Autunite from Califonia Uncommon Location
Niagra Creek, Tuolumne County, California
Nice example of Autunite from the middle of California, a very uncommon locality.
4.5 x 3.2 x 2.3 cm
Item #334
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Autunite on matrix from French type locality
Washington
Fine sample of Autunite from the premier French location. Clusters on a granular quartzsite matrix. Best to be placed in one spot with minimal handling.
12 x 11.5 x 5.8 cm
Item #365
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Betafite from Ontario Canada
Bancroft, Ontario, Canada
Great single, nice large xtl
2.5 x 1.5 x 1.9 cm
Item #372
This individual piece has sold, but I have more…just let me know your interest… -
Betafite from Ontario Canada
Bancroft, Ontario, Canada
Nice group of two crystals, fun, well formed crystal
2.3 x 1.6 x 1.4 cm
Item #371
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Big 58.4 gram Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
Giant crystal and a very nice one at that! A whopping 58 grams!3.3 x 2.9 x 2.5 cm
Item #341
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Boltwoodite from Amboy California
New Method Uranium Mine, Amboy, California
Large matrix featuring calcite, fluorite and the uranium mineral boltwoodite. This specimen has a fine mixture of crystals.
8.5x 3.1 x 3 cm
Item #366
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Boltwoodite on Calcite from Amboy California
New Method Uranium Mine, Amboy, California
Big plate of Calcite with lots of Boltwoodite all over the place.
9.2 x 6.1 x 4.5 cm
Item #367
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Classic French Torbernite cluster Top Quality
France
A fine cluster of torbernite crystals, large miniature sized specimen, a real show stopper!
5.7 x 3.5 x 3.3 cm
Item #355
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Coffinite Mass Uranium Silicate
Utah
Ugly black uranium silicates.
5.9 x 3.4 x 2.3 cm
Item #375
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Cuprosklodowskite cluster from Africa Large and Perfect
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
Amazingly fine geode of this uncommon uranium mineral. This location produces the finest examples of this mineral and this is a SHOCKINGLY fantastic example of crystals from this deposit.
8.7 x 6.8 x 4.3 cm
Item #361
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Cuprosklodowskite Grade A Mineral Specimen
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
A large mass of cuprosklodowskite crystals.
6.1 x 4.5 x 3.1 cm
Item #354
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Cuprosklodowskite Very Hot Bright Green Needles
Musonoi Mine, Katanga Province, D.R. Congo
Great example of this highly sought after mineral. Bright green needles cover the surface of this specimen, along with some assorted associates. One of the hotter brightly colored radioactive minerals.
5.6 x 5 x 4.5 cm
Item #333
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Euxenite Crystal Group
Betafo, Madagascar
A very nice example, complete all around and composed of two crystals pressed up against each other. Nice!
1.6 x 1.4 x 1.2 cmItem #274
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Euxenite from Madagascar
Betafo, Madagascar
Fine thumbnail of this unique radioactive mineral
2.2 x 1.6 x .6 cm
Item #370
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Euxenite Mass from Montana
Montana
Shiny mass of black euxenite.
8.7 x 6.5 x 2.8 cm
Item #376
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Francevillite and Curienite from Type Local in Gabon
Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon
Amazingly rich specimen of Francevillite and Curienite, both lead based uranium minerals! Great specimens like this are hard to find!
6 x 4 x 2.5 cm
Item #359
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Francevillite specimen thumbnail
Gabon
Super thumbnail of this rare mineral from Gabon!
1.1 x .6 x .2 cm
Item #378
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GEM Rose of Torbernite AMAZING specimen!
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
This is a killer specimen of Torbernite. Simply amazing, museum quality, Certainly in the top 1% of specimens from this mine!
3.1 x 2.4 x 2.2 cm
Item #363
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GEM Torbernite flat cluster perfect crystals
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
This is a killer specimen of Torbernite. fantastic gem quality crystal cluster!
3.6 x 2.5 x 2.4 cm
Item #364
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Gemmy? Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
This specimen is certainly cleaved, but shows the inside, revealing a crazy gemmy-like quality to it. Facinating Texas Radioactive!2.5 x 2.3 x 1.5 cm
Item #340
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Geode of cuprosklodowskite needles A+
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
A very fine vug of cuprosklodowskite of the highest quality!
7.2 x 5.1 x 5.1 cm
Item #357
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Grainy Trinitite Bubbly
Trinity Nuclear Site, Tularosa Basin, Alamagordo, New Mexico
Trinitite is the name given to the byproduct of the first atomic bomb test in New Mexico. The blast turned the ground below it into a melted mixture of silica, feldspar and peridot. The only collecting of this material was in the 50’s, as it was burried over shortly after. Today, the location is closed to the public and collecting material is illegal, besides the fact that it is under several tons of dirt.
3.1 x 2.6 x 1.4 cm
Item #299
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Gummite Ore from Ruggles Mine, New Hampshire
Ruggles Mine, New Hampshire
Gummite is a rare radioactive mineral, a mixture of uranium minerals, oxides, silicates, hydrates and hydrous oxides of uranium, derived from the alteration of uraninite.
3.6 x 3.1 x 2.1 cm
Item #328
This individual piece has sold, but I have more…just let me know your interest… -
Gummite Ore from Ruggles Mine, New Hampshire
Ruggles Mine, New Hampshire
Gummite is a rare radioactive mineral, a mixture of uranium minerals, oxides, silicates, hydrates and hydrous oxides of uranium, derived from the alteration of uraninite.
4.2 x 3.3 x 1.6 cm
Item #329
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Gummite Ore from Ruggles Mine, New Hampshire
Ruggles Mine, New Hampshire
Gummite is a rare radioactive mineral, a mixture of uranium minerals, oxides, silicates, hydrates and hydrous oxides of uranium, derived from the alteration of uraninite.
5.6 x 4.2 x 2.9 cm
Item #330
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Gummite Ore from Ruggles Mine, New Hampshire
Ruggles Mine, New Hampshire
Wonderful dendrites over a bright yellow background! Shocking! Gummite is a rare radioactive mineral, a mixture of uranium minerals, oxides, silicates, hydrates and hydrous oxides of uranium, derived from the alteration of uraninite.
4.2 x 2.6 x 2.1 cm
Item #325
This individual piece has sold, but I have more…just let me know your interest… -
Gummite Ore from Ruggles Mine, New Hampshire
Ruggles Mine, New Hampshire
Block of Feldspar with three great bright colors of radioactives! Gummite is a rare radioactive mineral, a mixture of uranium minerals, oxides, silicates, hydrates and hydrous oxides of uranium, derived from the alteration of uraninite.
2.7 x 2.1 x 2.1 cm
Item #326
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Mica and Monazite
Marijao, Madagascar
A fine example of Monazite from the location, with several terminated faces and a bit of mica still attached to the left side.
1.9 x 1.3 x .8 cmItem #268
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Monazite Crystal
Marijao, Madagascar
Nice single tab of Monazite from Madagascar.
1.3 x 1.1 x .4 cmItem #269
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Monazite Crystal Madagascar
Marijao, Madagascar
Nice single tab of Monazite from Madagascar.
1.1 x 1.0 x .4 cmItem #270
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Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
My favorite crystal from the group, great form on the terminated sides, with cleaved top and bottom, showing the gemmy brown interior. Nicely rounded example from this exciting new find!3.7 x 2.6 x 1.3 cm
Item #343
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Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
Giant crystal and a very nice one at that! A whopping 58 grams!3.8 x 1.8 x 1.5 cm
Item #342
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Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
A very fine specimen with two sides clearly defined.2.6 x 2.2 x 1.6 cm
Item #339
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Monazite-ce Rare Texas Specimen!
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. The samples of Monazite-ce are a FIRST for Texas and not too shabby at all! Nice large xtls with crude broad faces.
This one is very nice, large thumbnail/toenail sized specimen with very nice form!2.9 x 1.8 x 1.6 cm
Item #338
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Novacekite Sklowdowskite Specimen
Mexico
two yellow radioactives, Novacekite and Sklowdowskite in a matrix of gypsum/calcite from mexicoItem #377
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Old Colorado Euxenite
Trout Creek Pass, Colorado
Collected in 1969 by Don Belsher, this single Euxenite crystal serves as a fine thumbnail example from this uncommon locality!
1.4 x 1.1 x .6 cmItem #267
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Parsonsite from France, Old Specimen
La Faye Mine, Grury, Saone-et-Loire, France
Classic specimen of this radioactive mineral, very small crystals, but from a classic French location along with National School of Mines, Paris, label. Nice rich specimen!
6.2 x 5.2 x 3.4 cmItem #305
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Perfect formed Betafite from Ontario Canada
Bancroft, Ontario, Canada
Great single, awesome form!
1.5 x 1.3 x 1.2 cm
Item #373
This individual piece has sold, but I have more…just let me know your interest… -
Petrified Wood with Carnotite
Utah
Nice chunk of Petrified Wood with bright yellow Carnotite on it! Fun Radioactive specimen!
3.1 x 2.9 x 1.8 cmItem #299
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Rabbit Ear Euxenite
Betafo, Madagascar
Fun V shapped group of Euxenite crystals. Nice form!
1.9 x 1.9 x .8 cmItem #278
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Radial spray of cuprosklodowskite needles
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
Fine large specimen of this neosilicate copper uranium mineral. Top Notch!
11.7 x 5.2 x 4.7 cm
Item #356
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Rich Boltwoodite in Calcite from Amboy California
New Method Uranium Mine, Amboy, California
Vug of Calcite with lots of Boltwoodite all over the place.
4.4 x 2.9 x 2.1 cm
Item #368
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Rich Boltwoodite in Calcite from Namibia
Goanikontes, Namibia
Great plate of calcite with bright yellow boltwoodite. Best location in the world for this mineral.
8.5 x 3.1 x 3 cm
Item #369
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Tall Euxenite Crystal
Betafo, Madagascar
Large crystal, kind of crunchy looking, but perfectly formed all around.
2.5 x 1.5 x .9 cmItem #279
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TO EDIT Mixed Minerals from DRC
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
This is a cluster of several uranium minerals from the Katanga Uranium Belt!
7.2 x 5 x 3.9 cm
Item #358
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Torbernite from Congo
Musoni, Katanga Province, D.R. Congo
Covered with great crystals, square tabs of the popular green radioactive, Torbernite. While Torbernite is a mineral that is found at hundreds of locations worldwide, the specimens from the Congo are some of the most sought after for their high quality of crystalization.
5.1 x 3.8 x 3.6 cm
Item #336
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Trinitite Glass Parking Lot
Trinity Nuclear Site, Tularosa Basin, Alamagordo, New Mexico
Trinitite is the name given to the byproduct of the first atomic bomb test in New Mexico. The blast turned the ground below it into a melted mixture of silica, feldspar and peridot. The only collecting of this material was in the 50’s, as it was burried over shortly after. Today, the location is closed to the public and collecting material is illegal, besides the fact that it is under several tons of dirt.2.7 x 2.1 x .8 cm
Item #285
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Tyuyamunite on Calcite
Dandy Mine, Carbon County, Montana
Nothing wrong with this fine cluster of large Calcite crystals, sprinkled with bright yellow Tyuyamunite! A great specimen!
5.7 x 3.1 x 3.2 cm
Item #316
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Tyuyamunite on Calcite from Montana
Dandy Mine, Carbon County, Montana
Bright yellow Schroeckingerite from Utah
5.3 x 4.1 x 3.6 cm
Item #322
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Ultra Rare Xenotime-Yb CRYSTAL Texas
Burnet County, Texas
Franklin Roberts, of Austin Texas, having some serious luck with a bit of skill and knowledge, finding some amazing things in the pegmatites of the Llano Uplift. You can find them for sale here, on RadioactiveMinerals.com!
The mineral is all but completely hard to find, with samples being micros, mostly just found as grains in sand. This amazing find is one great sample of Xenotime-Yb, verified, and quite possibly a twin. Weighing in at 6.75 grams, this mineral has the highest concentration of the native element Ytterbium. This very might well be one of the best Xenotime-Yb crystals in existence.2 x 1.3 x 1.1 cm
Item #349
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Uranophane on Calcite from Utah
Utah
Great cluster of this bright yellow uranium mineral!
8 x 6.1 x 4.7 cm
Item #374
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Uranophane on Cuprosklodoskite Fantastic!
Musonoi mine, Kolwezi, Lualaba Province, Democratic Republic of the Congo
Amazingly fine geode of this uncommon uranium mineral. This location produces the finest examples of this mineral and this is a SHOCKINGLY fantastic example of crystals from this deposit.
6.9 x 5.5 x 4.2 cm
Item #362
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Weeksite w/ Carnotite Arizona
Anderson Mine, Yavapai County, Arizona
Excellent specimen from this popular Arizona radioactive location. Weird blobs with yellow cores. Great UV reaction
5.5 x 4.3 x 2.7 cm
Item #335