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Labunstovite-(Fe) - N'orkpakhk Mt, Khibiny Massif, Murmansk Oblast, Russia (#:MINS9072)

Reddish-orange sprays of labuntsovite-Fe in matrix up to 1,0 cm long from N'orkpakhk Mountain, Murmansk Oblast, Russia. This locality produces some of the world's largest labuntsovite crystals. This sample is photographed in the Italian mineralogical magazine year 1998 vol. 2 pag. 10

Formula :
Na4K4(Ba,K)2Fe2+(Ti,Nb)8Z(Si4O12)4(O,OH)8·10H2O
System: monoclinic Hardness:6 Rarity:rare
Strunz id:VIII/E.7-100 - 8 : Silicates
Name origin: Named after the Russian mineralogists Aleksander Nikolaevich Labuntsov and Ekaterina Eutiikkieva Labuntsov-Kostyleva.

Specimen weight:116 gr.
Crystal size:10 mm long
Overall size: 55mm x 45 mm x 40 mm



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Labunstovite-(Fe) - N'orkpakhk Mt, Khibiny Massif, Murmansk Oblast, Russia


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