Lamprophyllite, Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2, 12 cm
Kola Peninsula, Russia
Coll. Pierre Perroud (now in NHM Geneva), from Leningrad Mining Museum, 1985
Photo Philippe Wagneur, MHN Genève. © Athena 2016
A T H E N A |
Lamprophyllite, Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2, 12 cm
Kola Peninsula, Russia
Coll. Pierre Perroud (now in NHM Geneva), from Leningrad Mining Museum, 1985
Photo Philippe Wagneur, MHN Genève. © Athena 2016