This beautifully produced book, in full coffee- table format (including weight), presents data on the geology and petrography of the Khibiny alkaline massif in the Kola Peninsula, northwest Russia, including descriptions of 70 mineral localities, as well as a brief historical report on industrial development of apatite ore deposits. The main intrusions consist of ultrabasic and alkali-ultrabasic rocks, surrounded by a narrow halo of fenites and hornfels. The majority of the rare minerals occurring in this complex occur in pegmatite and hydrothermal veins, some associated with carbonatites. There are 11 thick, layered lenses of apatite-nepheline deposits of considerable economic importance....

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