8.9 x 5.2 x 2.0 cm. A RICH, SUPER and showy combination specimen of rare to uncommon silicates from the famous alkali massifs of the Kola Pensinsula of Russia. Bright, glassy, magenta eudialyte crystals are richly and aesthetically scattered on matrix of lustrous, gray ussingite(??) and fibrous, tan cancrinite(??) [probably feldspar and titanite, ...
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