opaque inclusion in silica glass

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• Anglo-Saxon glass — has been found across England during archaeological excavations of both settlement and cemetery sites. Glass in the Anglo Saxon period was used in the manufacture of a range of objects including vessels, beads, windows and was even used in… …   Wikipedia

• непрозрачное включение в кварцевом стекле — непрозрачное включение Включение в кварцевом стекле, через которое типографский шрифт «Гарнитура газетная рубленая» не просматривается. [ГОСТ 16548 80] Тематики оптика, оптические приборы и измерения Синонимы непрозрачное включение EN …   Справочник технического переводчика

• pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… …   Universalium

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• obsidian — /euhb sid ee euhn/, n. a volcanic glass similar in composition to granite, usually dark but transparent in thin pieces, and having a good conchoidal fracture. [1350 1400; < L Obsidianus, printer s error for Obsianus pertaining to Obsius, the… …   Universalium