kvartsmineral
Kvartsmineral is a chemical compound with the chemical formula SiO2. It is a silicon oxide and is the most abundant mineral in the Earth's crust, making up about 12% of the volume of the continental crust. Quartz is a crystalline mineral composed of trigonal and hexagonal systems of chiral টুইns. It is a hard, brittle mineral that can occur in a wide variety of colors.
Pure quartz is colorless and transparent, but impurities can give it a wide range of colors. For
Quartz is a very versatile mineral that is used in a wide variety of applications. It is