Section of 17x12 mm flesh-coloured simpsonite (blue scheelite-like UV luminescention) crystal partially replaced with grey cesstibtantite (orange UV luminescention). Associated minerals are greyish quartz, light bluish cleavelandite, white montebrasite (in upper part of the specimen) and minor yellowish-brown stibiotantalite. Specimen size is 6x5x2 cm. Pavel M. Kartashov collection and photo.
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