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Earth, Planets and Space
Fig. 3 | Earth, Planets and Space

Fig. 3

From: Variations of the surface characteristics of Ryugu returned samples

Fig. 3

Chisel setup for the sample division. a Chisel setup under microscope in the glovebox. A circular wall is used to fix the sample and prevent from scattering of divided samples. b Photo of a tantalum chisel. c Photo of the cutting edge of a tantalum chisel after polished by hand using a diamond grindstone. d Microscopic image of sample division. This image was taken just before the division of A0017. The grain was fixed between the circular wall and the chisel

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