Occurs mainly in the core of concrete-like aggregate of oldhamite (and other minerals); proved by SEM-EDS too
Habit:
microcrystals in granular masses
Colour:
white
Quality of samples:
Poor for species, only of interest for locality collectors. (#)
Confirmation
Validity:
Confirmed
Confirmation Methods:
XRD
References
References:
Kruszewski L. 2006: Oldhamite-periclase-portlandite-fluorite assemblage and coexisting minerals of burnt dump in Siemianowice Śląskie - Dąbrówka Wielka area (Upper Silesia, Poland) - preliminary report. Mineralogia Polonica Special Papers, vol.28, 118-120
