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Fig. 4 | Swiss Journal of Geosciences

Fig. 4

From: Retrograde alterations of phyllosilicates in low-grade metapelite: a case study from the Szendrő Paleozoic, NE-Hungary

Fig. 4

XRPD patterns of the <2 μm fraction of sample 75.0 m (a), sample 4.1 m (b) and sample 13.0 m (c). d Spacings in Å are indicated. EG ethylene glycol solvated, 350 C and 550 C heated to 350 and 550 °C, K-sat. potassium saturated, Mg-sat. magnesium saturated, Mg + glyc. Mg-saturated and glycerol solvated, G-K Green-Kelly test. Abbreviations of mineral names: Sm smectite; V vermiculite; ML mixed-layered muscovite/chlorite; Chl chlorite; Kaol kaolinite; Hys halloysite; Ms illite-muscovite; Pg paragonite; Goe goethite; Qtz quartz (For further explanation see the text)

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