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Weekly Discussion: What's your favorite rock or mineral term? (lemmy.today)
submitted 8 months ago by to c/cool_rocks@lemmy.today
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It's okay cleavage at best.

A meme showing a clear, rectangular chunk of (possibly selenite?) rock with separation running along parallel and perpendicular straight lines. Text reads: "Oh yeah, that's some nice cleavage."
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[–] 2 points 6 months ago*

Marl

MAAARL

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