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Naval Research Laboratory
Caption: Figure 2 A crater in aluminum foil containing Wild 2 comet material. B. Scanning transmission electron micoscope image of an extracted slice of the crater. C. A Principal component map identifying the cometary material components: red = iron-nickel sulfide; blue= magnesium-silicate; yellow = aluminum foil capture medium; green = protective carbon coating.
Credit: Naval Research Laboratory
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Related news release: Naval Research Laboratory scientists analyze Comet Wild 2 samples
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