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Umbozerite

€23.00
A rosette of umbozerite in altered ussingite, from the type locality
Karnasurt, Lovozero, Kola peninsula, Russia
Quantity
Available

A small spray (8 mm) of black umbozerite in pale, altered ussingite, from the type locality
BO_439
1 Item

Data sheet

Locality
Karnasurt, Lovozero massif, Kola peninsula, Russia (TL)
Size category
Miniature
Size (cm)
6 x 3.2 x 2
Weight
25 g
Formula
Na3Sr4Th[Si(O,OH)3-4]8
Properties
Vitreous; prismatic crystals; brown/black