Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Plumbomicrolite: (Pb,Ca,U)2Ta2O6(OH)
Comments: Large octahedral crystal of brownish black plumbomicrolite on matrix. Location: Berg Ploskaya, West Keivy Massif, Kola Peninsula, Russia. Scale: See Image. © Paul M. Schumacher
Comments: Gray, octahedral crystal of plumbomicrolite. Location: Ploskaya Mt, Keivy Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x17x13 mm. © John Betts - Fine Minerals