Quartz is used in the making of sandpaper, optics, glass, liquid filters, circuit boards, computer components, cement , mortar, and jewelry. Quartz crystals are also piezoelectric meaning when an electrical current passes through them they ...
http://wiki.answers.com/Q/What_is_made_from_quartz
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What is it used for? Quartz is used in radios, as crystal gems, sandpaper, soap, prisms, glass, paints, clocks, watches, and computers. It is used for radar, radios, and TVs because it conducts electricity.
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library.thinkquest.org/05aug/00461/quartz.htm
library.thinkquest.org/05aug/00461/quartz.htm
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Information on the mineral quartz ... Quartz is also used as an abrasive for sandblasting, grinding glass, and cutting soft stones. Quartz is important in the production of soaps and ceramics. Transparent Rock Crystal is used in the study of optics.
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www.minerals.net/mineral/silicate/tecto/quartz/quartz.h...
www.minerals.net/mineral/silicate/tecto/quartz/quartz.htm
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Quartz crystals maintain a precise frequency standard, which helps to regulate the movement of a watch or clock, thus making the timepieces very accurate. Quartz is also used in radios, microprocessors, and many other technological and industrial applications.
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www.livescience.com/mysteries/061221_quartz_watches.htm...
www.livescience.com/mysteries/061221_quartz_watches.html
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Quartz (Silica): as a crystal, quartz is used as a semiprecious gem stone. Cryptocrystalline forms may also be gem stones: agate, jasper, onyx, carnelian, chalcedony, etc. Crystalline gem varieties include amethyst, citrine, rose quartz, smoky quartz, etc.
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www.mii.org/Minerals/photoqtz.html
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quartz used in a semiconductor manufacturing device, comprising: ... The present invention also provides an apparatus for manufacturing quartz used in a semiconductor manufacturing device, comprising: ... 5, the characteristics indicated by (a) are those of a case where the conventional fused quartz is used,
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www.freepatentsonline.com/5881090.html
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The mineral Quarts, includes its physical properties.tory of the mineral Quarts ... Quartz sand is also used in the manufacture of porcelain, glass and metal casting molds. Precision-cut plates of quartz are used for frequency control in radios, TVs, clocks and watches.
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www.desertusa.com/mag98/mar/papr/geo_quartz.html
www.desertusa.com/mag98/mar/papr/geo_quartz.html
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Quartz - Wikipedia, the free encyclopedia
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Quartz is the second most abundant mineral in the Earth's continental crust (after feldspar). It is made up of a continuous framework of SiO 4 silicon-oxygen tetrahedra, with each oxygen being shar...
en.wikipedia.org/wiki/Quartz
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Beautiful quartz, the 'rock crystal' used in ancient times to make crystal balls and bowls, is today more often seen set in gold jewellery. ... Smoky quartz is a brown transparent quartz that is sometimes used for unusual faceted cuts. The commercial market is limited, because there is a rather limited demand for...
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www.gemstone.org/gem-by-gem/english/quartz.html
www.gemstone.org/gem-by-gem/english/quartz.html
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