Natural glass is NOT considered a mineral because it ________.
A)is not produced by geologic processes
B)is organic
C)does not have a fixed crystalline structure
D)can be made synthetically as well as be a naturally occurring substance

Question

Quizplus · Accepted Answer

A mineral is defined as a naturally occurring, inorganic solid with a definite chemical composition and a fixed crystalline structure. Natural glass is not considered a mineral because it does not have a fixed crystalline structure, unlike minerals. It is an amorphous solid, meaning it lacks the long-range order of a crystalline structure.

Natural Glass Is NOT Considered a Mineral Because It ________