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Yttrialite-(Y), keiviite-(Y)
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  • Yttrialite-(Y), keiviite-(Y)
  • Yttrialite-(Y), keiviite-(Y)
  • Yttrialite-(Y), keiviite-(Y)
  • Coating of white, silky tengerite-(Y)

Yttrialite-(Y), keiviite-(Y)

€22.00

Dark brown sections of yttrialite-(Y) in feldspar

Holmtjärn pegmatite, Idkerberget, Dalarna, Sweden

Quantity

Dark brown sections of yttrialite-(Y) and cream-beige keiviite-(Y) in feldspar, with a surface coating of white, silky tengerite-(Y)

BO_732
1 Item

Data sheet

Locality
Holmtjärn pegmatite, Idkerberget, Dalarna, Sweden
Size category
Small cabinet
Size (cm)
8 x 3.5 x 2.8
Weight
71 g
Formula
(Y,Th)2Si2O7 (yttrialite); Y2Si2O7 (keiviite)
Properties
Resinous-greasy appearance; dark brown; slightly radioactive

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