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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

    $64.00 Add to cart
  • 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…

    Free! Add to cart
  • 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.

    4.5 x 2.7 x 1.5 cm

    $56.00 Add to cart
  • 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

    $80.00 Add to cart
  • 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 cm

    Item #268

    $20.00 Add to cart
  • Monazite Crystal

    Marijao, Madagascar

    Nice single tab of Monazite from Madagascar.

    1.3 x 1.1 x .4 cm

    Item #269

    $10.00 Add to cart
  • Monazite Crystal Madagascar

    Marijao, Madagascar

    Nice single tab of Monazite from Madagascar.

    1.1 x 1.0 x .4 cm

    Item #270

    $8.00 Add to cart
  • 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

    $145.00 Add to cart
  • 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

    $175.00 Add to cart