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Fig. 7 | Geochemical Transactions

Fig. 7

From: The formation of spinel-group minerals in contaminated soils: the sequestration of metal(loid)s by unexpected incidental nanoparticles

Fig. 7

a Mineralized organic matter with characteristic tubular texture; area selected for FIB extraction is indicated with a white rectangular; b, e TEM and EDS-STEM chemical distribution maps of gahnite (b, c) and franklinite (d, e) crystals in the former lumina of the mineralized organic matter; f crystals of franklinite crystals grown parallel to lineations of organic material (indicated with arrows); colours for the elements in the chemical distribution maps are labelled accordingly

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