Grayish aggregate of frankamenite, assoc. with tinaksite, in charoite. From the type locality
MM_0122
1 Item
Data sheet
- Locality
- Murun Massif, Aldan Shield, Yakutia, Russia
- Size category
- Miniature
- Size (cm)
- 5.3x2x2
- Weight
- 25 g
- Formula
- K3Na3Ca5(Si12O30)(F,OH)4 · H2O
- Properties
- Vitreous; massive; grayish colour