oanastoica oanastoica

07-12-2016
Physics

contestada

Which of the following is not a mineral?

A. Natural diamond
B. Coal
C. Gold

Respuesta :

jessicauniverse jessicauniverse

07-12-2016

Coal. Coal comes front plant matter so it isn't a true mineral technically

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Terry314 Terry314

07-12-2016

Both of the diamond and gold are minerals , coal has some combinations of minerals but is classified as a sedimentary rock. So therefore B. coal is not a mineral

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