jdii LABUNTSOVITE, TYPE LOCALITY, Kirovskii Apatite Mine, Knibiny Massif, Kola Peninsula, Russia, 5 x 3 x 2.5 cm | |
ex D W Schmerling collection, I was told that this is also rare. Its the orange crystals. It's chemical formula is Fe Na4K4(Ba,K)2(Fe,Mg,Mn)1Ti8(Si4O12)4(O,OH8-10H2O |