Axel Emmermann MKANov 8, 2016The good Samariumitan's AragoniteSamarium drives the fluorescence of this aragonite/calcite.It's more of a mix, phases of the carbonates, rather than any pure mineral.More about this specimen on the MKA fluorescent minerals website.A spectrum revealing the activator is available for download. Locality: Bocchegiano Mines, Tuscanny, Italy Source: Fluorescent Minerals Workgroup MKA.
Samarium drives the fluorescence of this aragonite/calcite.It's more of a mix, phases of the carbonates, rather than any pure mineral.More about this specimen on the MKA fluorescent minerals website.A spectrum revealing the activator is available for download. Locality: Bocchegiano Mines, Tuscanny, Italy Source: Fluorescent Minerals Workgroup MKA.