Fig. 1: Modified magnetite and iron sulfides on a Ryugu grain. | Nature Astronomy

Fig. 1: Modified magnetite and iron sulfides on a Ryugu grain.

From: Influx of nitrogen-rich material from the outer Solar System indicated by iron nitride in Ryugu samples

Fig. 1

a, Backscattered electron image of a fine Ryugu grain. The white boxes correspond to the areas shown in b and c. b, Secondary electron image of framboidal magnetite showing granular texture. c, Secondary electron image of porous iron sulfide surrounded by phyllosilicate. The arrow points to an iron whisker on the iron sulfide surface. Sample ID is A0104-021012.

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