Portion of a pegmatite pocket with platy crystals of cleavlandite variety of albite up to 2 cm. Most importantly, there are two manganotantalite crystals (4 and 8 mm) on the cleavlandite. The manganotantalite crystals are lustrous black, with good form. Overall size of mineral specimen: 8x6x4 cm. Size of individual crystals: 4-30 mm.
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