Quartz is the second most abundant mineral in Earth's continental crust, after
feldspar. ... Since antiquity, varieties of quartz have been the most commonly
used minerals in the making of jewel...
These sands are used in the glassmaking industry. Quartz sand is used in the
production of container glass, flat plate glass, specialty glass, and fiberglass.
As a crystal, quartz is used as a semiprecious gem stone. Cryptocrystalline forms
may also be gem stones: agate, jasper, onyx, carnelian, chalcedony, etc.
Crushed quartz is used as an abrasive in sandpaper, silica sand is employed in
sandblasting, and sandstone is still used whole to make whetstones, millstones, ...
Bentonite is used for drilling mud, pet waste absorbent, iron ore pelletizing and
foundry sand bond. .... As a crystal, quartz is used as a semiprecious gem stone.
Ancient Japanese believed quartz formed from the breath of a white dragon, and
regarded it as representing perfection. Australian Aborigines used quartz in ...
Clear quartz has been used since ancient times, as it was believed to be a
source of power and energy. While they believed this on an intuitive level,
Transparent Rock Crystal has many electronic uses; it is used as oscillators in
radios, watches, and pressure gauges, and in the study of optics. Quartz is also ...
Quartz is used in radios, radar, sound equipment and television. It's also used in
the mechanism for watches. The mineral's versatility comes about because it ...
... are many different quartz, some of which are considered gemstones. Quartz is
used in a variety of ways from making carved statues to making electronic parts.