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Geomuseum der WWU Münster Systematische Mineralsammlung [90056]

Apophyllit und Natrolith auf Heulandit

Apophylith, Natrolith auf Heulandit (Geomuseum der WWU Münster CC BY-NC-SA)
Provenance/Rights: Geomuseum der WWU Münster (CC BY-NC-SA)


Diese Druse, also ein Hohlraum in einem Gesteinskörper, ist gefüllt mit grünen Apophyllit [KCa4[(F,OH)|(Si4O10)2]*8H2O], einem Phyllosilikat, dem rötlichen Heulandit [(Ca,Na,K)9[(Si,Al)36O72]*26H2O] sowie dem weißen bis transparenten Natrolith [Na2[Al2Si3O10]*2H2O]. Beide letztgenannte Minerale zählen zur Zeolith-Gruppe.

Fundort: Cruzeiro do Sul, Minas Gerais/Brasilien

Measurements ...

26 x 16 cm

Found ...
... where

Relation to places ...


Minas Gerais
[Relationship to location]

[Last update: 2016/12/11]

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