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Curiosity CHIMRA's 150-micrometer sieve, sol 578 In preparation for drilling work at Kimberley, Curiosity "thwacked" its sieve and then visually inspected it. NASA / JPL / MSSS
Compare to this image taken on sol 81.
Curiosity's Turret: CHIMRA animation (150-micrometer sample path) This animation shows the 150-micrometer sieve and parts of the 150-micrometer sample path inside CHIMRA in two different poses.Image: NASA / JPL / MSSS / Emily Lakdawalla