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.
Keiviite-(Yb): (Yb,Y)2Si2O7
Comments: White massive blebs of keiviite-(Yb) in blue-green fluorite. Location: Mount Ploskaja, west Keivy, Kola, Russia. Scale: See Image. © Rruff Database