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Answer:

Gems are natural material, metals are man-made materials!

Explanation:

Minerals occur naturally in the earth's crust and are defined as inorganic solids that have characteristic chemical composition and crystalline structures. ... A gemstone or gem is a piece of mineral crystal, which, in cut and polished form, is used to make jewelry or other adornments.

The explanation regarding the gems contains the various properties as compared to the metals should be described below:

  • Gems should be composed of the similar substance while on the other hand the metal compose of two or more elements of metallic.
  • Gems should compose of non-metallic elements.
  • Also, the gem does not compose of free electrons.
  • While on the other hand, metal compose of free electrons that conduct electricity. So it does not conduct electricity such as metals.

In this way, it should be explained.

Learn more: brainly.com/question/362440