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Tiptopite - Tip Top Mine, Fourmile, Custer Mining District, Custer Co., South Dakota, USA (TL) (#:MINS8395)

Cluster of white Tiptopite xls richly set on matrix with red-brown Roscgerite and yellowish Whiteite xls in association.A rare combo. Ex Sandro Maggia coll.

Formula :
K2(Na,Ca)2Li3Be6[OH/(PO4)3]2 * H2O

System: hexagonal Hardness:Rarity:very rare
Strunz id:VII/D.2-10 - PHOSPHATES, ARSENATES and VANADATES
Name origin: Tip Top Mine (Tip Top pegmatite), Fourmile, Custer Mining District, Custer Co., South Dakota, USA

Specimen weight:70 gr.
Crystal size:1.2 mm
Overall size: 55mm x 50 mm x 16 mm

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Tiptopite - Tip Top Mine, Fourmile, Custer Mining District, Custer Co., South Dakota, USA (TL)

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