Gearksutite : Ca[Al(F,OH)5(H2O)]
Weberite : Na2Mg[AlF6]F
Mindat locality:
Photo added to mindat.org
“White gearksutite in gray, massive weberite. Former Jaroslav Hyrsl specimen. Rolf Luetcke specimen and photo.”
Rolf Luetcke - 24th June 2020
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