r/Whatisthis • u/Kinggambit90 • Jul 17 '23

My freind found this renovating his house Open

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No idea what this is. He hopes it's gold, I just hope it's not asbestos

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u/LocalConspiracy138 Jul 17 '23

If you can measure its mass divided by its volume, you could compare that density number to known metals densities and have a really good guess.