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Umbozerite

€27.00
A small rosette of black umbozerite in altered ussingite
Karnasurt, Lovozero, Kola peninsula, Russia
Quantity
Available

A small and characteristic spray of black umbozerite in altered ussingite, from the type locality
AN_492
1 Item

Data sheet

Locality
Karnasurt, Lovozero massif, Kola peninsula, Russia (TL)
Size category
Miniature
Size (cm)
3.7 x 3.5 x 3.2
Weight
35 g
Formula
Na3Sr4Th[Si(O,OH)3-4]8
Properties
Vitreous; prismatic crystals; brown/black