i think it's ither sedimitary, or man-made.
Hey, that's Robert Rock. What's he doing at your place. His ancestry is in fact sedimentary.
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That's not Bob. It's his Australian cousin Mick. Yes he is sedimentary. Gee he's looking old though.
. With the quality of that pic, I'm not sure how y'all determined that that's a sedimentary rock. Looks kinda igneous to me. <shrug>
Yes, he does look a bit igneous, hard to tell from this pick.
Bob and Mick are almost twins. The family ties must be pretty tight.