Steenstrupine-(Ce) : Na14Mn2+2Fe3+2Ce6Zr(Si6O18)2(PO4)6(PO3OH)(OH)2·2H2O
Ussingite : Na2AlSi3O8OH
Pectolite : NaCa2Si3O8(OH)
4cm x 4cm x 2.5cm
Photo added to mindat.org
“Tabular 3x2.5x0.5 cm unbroken crystal of dark-brown steenstrupine in violet ussingite from naujaite-pegmatite. Associated minerals are white pektolite and minor (unvisible from this side of the specimen) aegirine and epistolite. Specimen size is 4x4x2.5 cm and its radioactivity is 130 μR/h. Collected by Igor V. Pekov in July of 1994. Pavel M. Kartashov collection (#2007) and photo.”
Pavel Kartashov - 25th December 2008
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