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Bykovaite

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GMN931767

Bykovaite

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Description
Locality: 
Shkatulka Pegmatite, Umbozero Mine, Alluaiv Mountain, Lovozero Massif, Murmansk Oblast, Russian Federation
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 2 × 1 cm
Description

Beige spheres in ussingite.

Mineral Data
What's on the rock

Bykovaite

Formula: 
(Ba,Na,K)2(Na,Ti,Mn)4(Ti,Nb)2(Si2O7)2O2(H2O,F,OH)2·3.5H2O
Strunz: 
9.BE.55
Hardness: 
3.0
Type Locality: 
Shkatulka pegmatite, Umbozero mine (Umbozerskii mine; Umba Mine), Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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