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  • Sulphides (10 entries)
Sulphide and graphite-rich gneiss
Sulphide and graphite-rich gneiss by Sophie Graul
Contact aureole between tonalitic melt and diopside marble, Precambrian basement of Estonia
Contact aureole between tonalitic melt and diopside marble, Precambrian basement of Estonia by Sophie Graul
Deformed pyrrhotite associated with graphite in Estonian Precambrian gneisses
Deformed pyrrhotite associated with graphite in Estonian Precambrian gneisses by Sophie Graul
Almandines in a migmatite paragneiss from West Finland
Almandines in a migmatite paragneiss from West Finland by Sophie Graul
Ni ore from thre former Hitura mine, Finland
Ni ore from thre former Hitura mine, Finland by Sophie Graul
Sulphide-bearing gneiss and quartzite from the Estonian Precambrian basement, Alutaguse zone.
Sulphide-bearing gneiss and quartzite from the Estonian Precambrian basement, Alutaguse zone. by Sophie Graul
Sulphide-bearing gneiss and quartzite from the Estonian Precambrian basement
Sulphide-bearing gneiss and quartzite from the Estonian Precambrian basement by Sophie Graul
Olivine-based slag from a HCFeMn pilot
Olivine-based slag from a HCFeMn pilot by Sophie Graul
Sulphides mineralisation in Estonian crystalline basement
Sulphides mineralisation in Estonian crystalline basement by Sophie Graul
Sphalerite's "Transformer"
Sphalerite's "Transformer" by Dmitry Tonkacheev
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