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.
Lamprophyllite: Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2
Comments: Deep-red, acicular spray of lamprophyllite in matrix. Location: Kola Peninsula, Russia. Scale: Crystal size 1.5 cm. © Tom Loomis / Dakota Matrix
Lamprophyllite: Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2 Barytolamprophyllite: Ba2Na3(Fe+++,Ti)3(Si2O7)2(O,OH,F)4
Comments: Brownish-yellow barytolamprophyllite on dark green lamprophyllite. Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species