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Umbozerite
€30.00
Sheaf-like, radiating aggregate of black umbozerite needles in altered ussingite
Karnasurt, Lovozero, Kola peninsula, Russia
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Description
Product Details
Sheaf-like, radiating aggregate of black umbozerite needles/tabular prisms in altered ussingite, with aegirine
Reference
BO_263
In stock
1 Item
Data sheet
Locality
Karnasurt, Lovozero massif, Kola peninsula, Russia
Size category
Small miniature
Size (cm)
5x3x1.5
Weight
20 g
Formula
Na3Sr4Th[Si(O,OH)3-4]8
Properties
Vitreous; prismatic crystals; brown/black
Sheaf-like, radiating aggregate of black umbozerite needles in altered ussingite
Karnasurt, Lovozero, Kola peninsula, Russia