zpnrg1979

u/zpnrg1979@lemmy.ca
3 posts · 7 comments

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on Rock ID Thread · c/geology · 2 pts · 3y

I would have called it malachite, maybe it effervesces due to some carbonate in the rock? Whip out your portable XRD!

Another one to give them is amtospheric CO2 over time. I recall one graph in my undergrad where it also had significant anthropological events on it like when the industrial revolution started etc.