Question

what are the features of non metallic minerals​

Answer 1

Answer:

➙Nonmetallic minerals are, for example, sand, gravel, limestone, clay, and marble. Such materials lack metallic characteristics like good electric and thermic conductivity, luster, rigor, and malleability; they are, however, essential for many industries.

Answer 2

$\large\bf{\underline\blue{Good \: Evening↝}}$

Non-metals are minerals (Non-metallic minerals) which, as a rule, do not serve as raw material for the extraction of metal.

The group of non-metals, which is widespread amongst the variety of minerals, is of great economic significance.