Nonmetallic minerals valued for their beauty and rarity rather than their practical utility are called gemstones. These minerals, such as diamonds, emeralds, and rubies, are often cut and polished for use in jewelry and decorative items. Their worth is largely determined by factors like color, clarity, size, and overall aesthetic appeal.
Mica has a non-metallic luster, one called vitreous or glass-like.
They are just called minerals.
They are called minerals
Bromine, group 17; Mercury, group 12. Both are liquids at STP
lovileness
The most common type of nonmetallic luster is called "vitreous" luster, which resembles the appearance of glass. Minerals with vitreous luster reflect light in a way that gives them a shiny and somewhat transparent look. Other types of nonmetallic luster include pearly, silky, and dull, but vitreous is the most frequently observed in various minerals.
Minerals that are considered valuable and can be made into something such as steel are called ores. Iron ore often exists alongside coal beds.
It is nonmetallic because it is a gas, but it can react with a metal to create something called an oxide. so... metal + oxygen --> Metaloxide.
what is the indiferent point and why is it so called ? what is its usefulness?
people needs stheres nedyfbg
A lover of beauty is called an aesthete.
Mica has a non-metallic luster, one called vitreous or glass-like.
minerals
They are just called minerals.
Extracting minerals from the ground is called mining.
A mixture of minerals is called an ore
A mixture of minerals is called an ore