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Comments: White earthy scarbroite.
Location: South Bay, Scarborough, North Yorkshire, England, UK.
Scale: Picture size 8 mm.
© Thomas Witzke / Abraxas-Verlag
Scarbroite: Al5(CO3)(OH)13·5(H2O) Hydroscarbroite: Al14(CO3)3(OH)36·n(H2O)
Comments: White to tan nodular hydroscarbroite intermixed with scarbroite in sandstone.
Location: Weston Favell, Northamptonshire, England.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species