Fluor-elbaite, Rossmanite, K Feldspar
Ågskardet LCT Pegmatite, Holandsfjorden, Meløy, Nordland, Norway
Zoned tourmaline, with K-feldspar inclusion, from Ågskardet, Nordland. SEM micrograph (BSE mode).
This photo was originally published in:
Kolitsch, U., Andresen, P., Husdal, T. A., Ertl, A., Haugen, A., Ellingsen, H. V. and Larsen, A. O. (2013): Tourmaline-group minerals from Norway, part II: Occurrences of luinaite-(OH) in Tvedalen, Larvik ...
© Uwe Kolitsch