The Lovozero massif in Russia’s Kola Peninsula is one of the world’s largest alkaline complexes, with an area of 650 km2. Its agpaitic to hyperagpaitic rocks and their derivative pegmatites and hydrothermally affected rocks have yielded over three hundred mineral species, making the Lovozero massif one of the world’s foremost mineral localities. Nearly half of the minerals are considered to be rare; 73 were first discovered in the Lovozero massif, and a third of these have yet to be found elsewhere. There are some thirty rare-earth minerals, and a long list of zirconium, titanium, niobium, thorium, lithium and...

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