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Fig. 5 | Heritage Science

Fig. 5

From: Apatite in Hamipterus tianshanensis eggshell: advances in understanding the structure of pterosaur eggs by Raman spectroscopy

Fig. 5

SEM–EDS results for no. 2 eggshell sample (outside surface). a, b, c The secondary electron images of surface eggshell, small irregularly shaped particulates can be observed. d The backscatter electronic image of surface eggshell. e The elements content results in point analysis for Fig. 5d. f The backscatter electronic image of surface eggshell. g The elements content results in mapping analysis for f. h The fluorine distribution of f. i The calcium distribution of f. j The phosphorus distribution of f

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