Minerals Are All Naturally Occurring Solid Substances with a Definable

Multiple Choice

Minerals are all naturally occurring solid substances with a definable chemical composition.They must also possess

A) the ability to be synthesized in the laboratory as well as be found in nature.
B) metallic elements,such as iron,calcium,or magnesium.
C) metallic luster.
D) a fixed crystalline structure (spatial arrangement of atoms and ions) .