Euxenite-(Y) is an oxyde of niobium with tantalum and titanium and Rare Earth Elements (REE), with some calcium and radioactive elements like uranium or thorium. These elements give it a radioactive activity. This specimen we offer you is a cluster of parallel growth crystals, well-formed, with a chisel termination.With the classic ocher patina. It shows an adhered numerical label reading #439, and the classic label from Z. Gabelica (Belgium) has been preserved. A good chance to get this rare species.

95 €

Buy