Quartz is a mineral found in the Earth's outside layer. There are a wide range of quartz, some of which are viewed as gemstones. Quartz is utilized in an assortment of ways from making cut sculptures to making electronic parts. It is a gem with three-sided crystals.


Quartz is the second most common mineral in Earth's continental crust.


Quartz has many different names which are dependent upon their color.


Its crystal structure is a framework of SiO4 silicon–oxygen tetrahedra.


Large quartz is mined in Brazil.


Each shares an oxygen atom oxygen with another tetrahedron, so the overall chemical formula is SiO2 or silica.


Quartz weighing 90,000 lbs. has been mined in Brazil.


Quartz is a component used to make quartz clocks.


One of the first uses of quartz, in the form of flint, was the production of sharp objects such as knife blades, scrapers, and projectile points such as the arrowheads.


Sand often has a lot of small quartz bits.


There are many uses for quartz because it can conduct electricity under pressure.


Quartz has a mineral hardness of 8.


Quartz is commonly used in spiritual practices.


The word "quartz" comes from the German word "quarz".


Some people believe quartz has magical powers and has the ability to promote growth in a garden or to attract certain energies into the home.


'Fused quartz' is glass made of silica in non-crystalline form.


Quartz is made up of silicon and oxygen.


The properties of fused quartz are superior to those of other types of glass due to its purity.


Quartz is used to make the internal parts of watches.


It has electrical properties and heat resistance that make it valuable in electronic products.


Quartz is so abundant that almost every rock contains at least a small amount of it.


Refractory bricks are often made of quartz sand because of its high heat resistance.


Because quartz is clear, it is often used in the production of glass.


Quartz sand has a high resistance to being crushed.


Because it contains pure silicon, quartz is used to make many computer components.


Quartz sands are used for traction in the railroad and mining industries.


People in Ireland and other countries used quartz to make stone tools in prehistoric times.


One of the most amazing properties of quartz is the ability of its crystals to vibrate at a precise frequencies.


Quartz is often used in the fashion industry especially in jewelry making.


Today, billions of quartz crystals are used to make oscillators for watches, clocks, radios, televisions, electronic games, computers, cell phones, electronic meters, and GPS equipment.


Although variations of quartz come in many colors, pure quartz is clear.


"Silica stone" is an industrial term for materials such as quartzite, novaculite, and other microcrystalline quartz rocks.


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