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Frankamenite
€20.00
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A greyish pod of frankamenite in a charoite matrix
A greyish pod of frankamenite in a charoite matrix, from the type locality
MM_0145
1 Item
Data sheet
- Locality
- Murun massif, Siberia, Russia
- Size category
- Miniature
- Size (cm)
- 4x3x2.5
- Weight
- 35 g
- Formula
- K3Na3Ca5(Si12O30)(F,OH)4 · H2O
- Properties
- Dark grey; quartz-like