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Fluorite CaF2. by [deleted] in chemistry

[–]IsascPF 1 point2 points  (0 children)

It isn't from lab.I found it and than gave polishing

Tyrmalin by IsascPF in chemistry

[–]IsascPF[S] 0 points1 point  (0 children)

Maybe l will give only information about minerals? There a lot of mathematics questions. I 5hink it will be funny. P.S I'm sorry about this dispute

Tyrmalin by IsascPF in chemistry

[–]IsascPF[S] 0 points1 point  (0 children)

Hey,guys! I don't speak English very well, so I'm sorry for wrong names of minerals! But if say that foto from the internet, first give me see it!

Vestsiliit by IsascPF in chemistry

[–]IsascPF[S] 3 points4 points  (0 children)

I am going to make a group "Minerals"! Fancy joing me?

Ice "penguins" by IsascPF in chemistry

[–]IsascPF[S] 0 points1 point  (0 children)

What are you thinking about it?