vitreous luster

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• Vitreous — refers to a material in an amorphous, glassy state (in contrast to a crystalline state). In such a state, the constituent atoms do not exhibit the long range order that is characteristic of crystals. However, they still exhibit short range order… …   Wikipedia

• Luster — Lus ter, Lustre Lus tre, n. [F. lustre; cf. It. lustro; both fr. L. lustrare to purify, go about (like the priests at the lustral sacrifice), traverse, survey, illuminate, fr. lustrum a purificatory sacrifice; perh. akin to E. loose. But lustrare …   The Collaborative International Dictionary of English

• Luster ware — Luster Lus ter, Lustre Lus tre, n. [F. lustre; cf. It. lustro; both fr. L. lustrare to purify, go about (like the priests at the lustral sacrifice), traverse, survey, illuminate, fr. lustrum a purificatory sacrifice; perh. akin to E. loose. But… …   The Collaborative International Dictionary of English

• vitreous — I. adjective Etymology: Middle English, from Latin, from vitrum glass Date: 14th century 1. a. resembling glass (as in color, composition, brittleness, or luster) ; glassy < vitreous rocks > b. characterized by low porosity and usually… …   New Collegiate Dictionary

• vitreous copper — Chalcocite Chal co*cite, n. [Gr. chalko s brass.] (Min.) Native copper sulphide, called also {copper glance}, and {vitreous copper}; a mineral of a black color and metallic luster. [Formerly written {chalcosine}.] [1913 Webster] …   The Collaborative International Dictionary of English

• Vitreous silver — Silver Sil ver (s[i^]l v[ e]r), n. [OE. silver, selver, seolver, AS. seolfor, siolfur, siolufr, silofr, sylofr; akin to OS. silubar, OFries. selover, D. zilver, LG. sulver, OHG. silabar, silbar, G. silber, Icel. silfr, Sw. silfver, Dan. s[ o]lv,… …   The Collaborative International Dictionary of English

• vitreous silver — Argentite Ar gen*tite, n. [L. argentum silver.] (Min.) Sulphide of silver; also called {vitreous silver}, or {silver glance}. It has a metallic luster, a lead gray color, and is sectile like lead. [1913 Webster] …   The Collaborative International Dictionary of English

• Nepheline — General Category Silicate mineral Chemical formula (Na,K)AlSiO4 …   Wikipedia

• Clearcreekite — General Category Carbonate mineral Chemical formula Hg1+3CO3(OH)∙2H2O Strunz classification 05.DC.30 …   Wikipedia

• Ammolite — Infobox mineral name = Ammolite category = fossilized, mineralized Ammonite shell boxwidth = boxbgcolor = imagesize = caption = Unprocessed sample of ammolite, a dragon skin pattern is apparent formula = CaCO3 aragonite polymorph, with minor… …   Wikipedia

• Topaz — Infobox mineral name = Topaz category = Silicate mineral boxwidth = boxbgcolor = imagesize = 170px caption = a group of topaz crystals on matrix formula = Al2SiO4(F,OH)2 color = Clear (if no impurities), blue, brown, orange, gray, yellow, green,… …   Wikipedia