| quartz (kwôrts) n. A very hard mineral composed of silica, SiO2, found worldwide in many different types of rocks, including sandstone and granite. Varieties of quartz include agate, chalcedony, chert, flint, opal, and rock crystal. [German Quarz, from Middle High German quarc, of Slavic origin.] quartz  ose (kwôrts s) adj. |
quartz [kwɔːts]
n
1. (Earth Sciences / Minerals) a colourless mineral often tinted by impurities, found in igneous, sedimentary, and metamorphic rocks. It is used in the manufacture of glass, abrasives, and cement, and also as a gemstone; the violet-purple variety is amethyst, the brown variety is cairngorm, the yellow variety is citrine, and the pink variety is rose quartz. Composition: silicon dioxide. Formula: SiO2. Crystal structure: hexagonal
2. (Fine Arts & Visual Arts / Ceramics) short for quartz glass
[from German Quarz, of Slavic origin]
| quartz (kwôrts) A hard, transparent trigonal mineral that, after feldspar, is the most common mineral on the surface of the Earth. It occurs as a component of igneous, metamorphic, and sedimentary rocks as well as in a variety of other forms such as rock crystal, flint, and agate. Some crystalline forms, such as amethyst, are considered gemstones. Chemical formula: SiO2. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  quartz - colorless glass made of almost pure silicanatural glass - magma of any composition that cooled very rapidly silica, silicon dioxide, silicon oxide - a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite |
| 2. | quartz - a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities quartz crystal - a thin plate or small rod of quartz cut along certain lines and ground so that it can produce an electric signal at a constant frequency; used in crystal oscillators atomic number 14, Si, silicon - a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition rock crystal, transparent quartz - a clear quartz used in making electronic and optical equipment cairngorm, smoky quartz - a smoky yellow or brown quartz amethyst - a transparent purple variety of quartz; used as a gemstone calcedony, chalcedony - a milky or greyish translucent to transparent quartz citrine - semiprecious yellow quartz resembling topaz rose quartz - a translucent rose-red variety of quartz used for ornaments silica, silicon dioxide, silicon oxide - a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite aventurine, sunstone - a translucent quartz spangled with bits of mica or other minerals |
Translations
n / adj quartz [kwoːts]
(of) a kind of hard substance found in rocks, often in the form of crystals. kwarts كوارْتز: صُوّان شَفّاف مُتَبَلْوِر кварц křemen(ný) kvarts; kvarts- Quarz; Quarz-... χαλαζίας cuarzo kvarts کوارتز kvartsi (de, en) quartz קְווָארץ बिल्लौर kvarc kvarc kuarsa kvars quarzo; di quarzo 石英(の) 석영 kvarcas kvarcs kuarza kwarts kvarts kwarc quartzo (de/din) cuarţ кварц kremeň; kremeňový kremenjak kvarc kvarts แร่ควอทซ kuvars 石英［的］ кварц سلکا کی ایک معدنی شکل ، صوان سنگ مرمر thạch anh 石英［的］
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