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Ferronordite-(Ce): Na3SrCeFe++Si6O17
Comments: Translucent platy pale-brown ferronordite-(Ce) crystals in translucent ussingite. Location: Karnasurt Mountain, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Russia. Scale: Sample Size 12x10x7 mm.. © John Betts - Fine Minerals
Ferronordite-(Ce): Na3SrCeFe++Si6O17 Ferronordite-(La): Na3Sr(La,Ce)FeSi6O17
Comments: Large complex rosette of ferronordite-(La) in center and ferronordite-(Ce) on terminations of platy crystals. Earthy yellowish rhabdophane is Ce dominant. Location: Bolshoi Punkaruaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV is 12x10 mm. © Pavel M. Kartashov