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Umbozerite
€39.00
Radiating aggregates of black, prismatic umbozerite crystals in ussingiteKarnasurt, Lovozero massif, Kola peninsula, Russia
Radiating aggregates of black, prismatic umbozerite crystals in pale pinkish purple ussingite. Other minerals present are aegirine, birnessite, and yellow rhabdophane, almost completely replacing manganonordite-(Ce)
BO_266
1 Item
Data sheet
- Locality
- Karnasurt, Lovozero massif, Kola peninsula, Russia
- Size category
- Miniature
- Size (cm)
- 6x4x2
- Weight
- 75 g
- Formula
- Na3Sr4Th[Si(O,OH)3-4]8
- Properties
- Vitreous; prismatic crystals; brown/black
Radiating aggregates of black, prismatic umbozerite crystals in ussingiteKarnasurt, Lovozero massif, Kola peninsula, Russia