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Quick Answer. Non-metallic minerals are minerals that have no metallic luster and break easily. These are also called industrial materials and are typically some form of sediment. Non-metallic minerals are not malleable.
Nonmetallic luster is the type of luster for minerals that do not look metallic. These are further divided into different types: Adamantine. Minerals that have remarkable shine and brilliance and have the hard look of a diamond are called adamantine.These minerals can be transparent or translucent, and the most popular examples are found in jewelry and accessory stores: diamonds and cubic zirconia.onmetallic luster is the type of luster for minerals that do not look metallic. These are further divided into different types: Adamantine. Minerals that have remarkable shine and brilliance and have the hard look of a diamond are called adamantine.