Awesomecat Awesomecat

18-10-2016
Biology

contestada

why is coal not classified as a mineral?

Respuesta :

GiannaAva GiannaAva

18-10-2016

Coal isn't a mineral cause minerals are inorganic and coal is organic. Minerals have a repeating crystalline structure and a homogenous chemical profile and coal has neither.
I hope this helps!

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