Tantalite-(Mn) "Manganotantalite" Caicara pegmatite, Picui, Borborema mineral province, Paraiba, Brazil 4.42cm x 4.2cm x 2.43cm

Description/Interesting Notes: A rare, old time example of manganotantalite (Tantalite-Mn) from Brazil!!! This specimen is consits of a large manganotantalite crystal in association with a small amount of quartz!!! The manganotantalite exhibits significant flashes of deep red color and has reddish highlights throughout!!! This specimen came out of some old museum stock and retains an old catalogue number affixed as well!!! The pics hardly do it justice!!! Must be seen in person to be fully appreciated!!! Good luck and be sure to check out my other exciting mineral auctions on ebay!!!

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