Nontronite
Can Súria quarry, Maçanet de la Selva, Girona, Catalonia, Spain
A new species for Spanish mineralogy. Flattened and scoriaceous growths of yellow calcian Nontronite, that have completely replaced earlier Laumontite crystals, while preserving their shape. Calcian Nontronite is filling vacuoles of a volcanic rock.
Pedrera Can Súria, Maçanet de la Selva, La Selva, Girona, Spain.
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