quartz
111Quartz reef mining — Primary gold typically occurs in quartz veins. The extraction of gold ore from these hard quartz veins was historically referred to as quartz reef mining.A Prussian engineer, Jacob Brache was the first to think that quartz reefs might have even… …
112Quartz Hill, California — Infobox Settlement official name = Quartz Hill, California settlement type = CDP nickname = motto = imagesize = image caption = image imagesize = image caption = image mapsize = 250x200px map caption = Location of Quartz Hill in Los Angeles… …
113Quartz crystal microbalance — Microbalance à quartz Pour les articles homonymes, voir balance. Une microbalance à quartz est un cas particulier de microbalance piézoélectrique dans lequel le matériau piézoélectrique utilisé est le quartz. Elle est classiquement réalisée en… …
114Quartz (metal band) — Infobox musical artist Name = Quartz Img capt = Background = group or band Alias = Origin = Birmingham, England Genre = Heavy metal Years active = 1974 1983 1996 Label = Associated acts = Black Sabbath URL = Current members = Quartz are a British …
115Quartz (récompense) — Pour les articles homonymes, voir Quartz. Le Quartz est le trophée remis aux lauréats du prix du cinéma suisse par l Académie du Cinéma Suisse. Le prix existe depuis 1998, mais c est seulement depuis 2008 que des trophées remplacent le viseur que …
116quartz lamp — noun a mercury vapor lamp that is enclosed in a quartz container instead of a glass container • Hypernyms: ↑mercury vapor lamp * * * noun : a mercury vapor lamp in a tube of quartz glass that transmits most of the ultraviolet radiation * * * a… …
117Quartz Mountain — Infobox Mountain Name = Quartz Mountain Elevation = convert|2040|ft|m|0 Location = Oklahoma, USA Range = Wichita Mountains Prominence = Topographic [http://www.wichitamountains.org/quartzimg/quartzmap1b.jpgTopo map] ] Quartz Mountain is located… …
118Quartz inversion — The alpha to beta quartz inversion is one of the most important factors to be considered in the production of vitreous sanitary ware. [Maguire, Andrew. Graduate Thesis (n.20). Alfred University, 1958] Between 575 and 600 degrees celsius, there s… …
119Quartz hyalin jaune — Citrine Citrine Catégorie III : oxydes et hydroxydes Citrine Minas Gerais Brésil (18x6cm) …
120quartz glass — noun colorless glass made of almost pure silica • Syn: ↑quartz, ↑vitreous silica, ↑lechatelierite, ↑crystal • Derivationally related forms: ↑crystallize (for: ↑crystal), ↑ …
