Search results

{{Short description|Alloy of gold and copper used in pre-Columbian Mesoamerica}} ...y Spanish [[Conquistadors]] for a non-specific [[alloy]] of [[gold]] and [[copper]], and metals composed of these elements. Pieces made of tumbaga were widel ...

{{Short description|Alloy of copper, tin, and zinc}} ...ke steam and hydraulic castings, valves, gears, statues, and various small objects, such as buttons. It has a tensile strength of {{convert|221|MPa|psi}} to { ...

{{Short description|Person who makes artifacts from copper}} ...used for a [[tinsmith]] that uses tinsmithing tools and techniques to make copper items. ...

...ts consist of layers of different metals. Trimetal and tetrametal refer to objects composed of three and four separate metals respectively. A bimetal bar is u ...tates penny]] was changed from 95% [[copper]] to 95% [[zinc]], with a thin copper [[plating]] to retain its [[Cent (United States coin)#References|appearance ...

{{Short description|Oxidation on copper alloys}} ...ple stain. This is because at high temperatures, [[oxygen]] mixes with the copper to form [[cuprous oxide]] and then [[cupric oxide]], both of which disrupt ...

'''Newlyn Copper''' was a class of [[Arts and Crafts Movement|arts and crafts]] copperware o ...rd/servlet/JCViewPage?purpose=showpaintings&showby=artist&pagetitle=Newlyn+Copper%3Cbr%3E1890-1920&showid=50 |archive-date=2008-05-22 |url-status=dead }}</re ...

...nes died without finding such an urn, and his findings and readings of the Copper Scroll have not been accepted. [[Category:Jewish ritual objects]] ...

{{Short description|Historically Japanese copper alloy}} {{nihongo|'''''Shibuichi'''''|四分一|}} is a historically Japanese [[copper alloy]], a member of the ''[[irogane]]'' class, which is [[patina|patinated ...

{{Short description|Japanese copper and gold alloy}} ...(alloy)|billon]] of [[gold]] and [[copper]] (typically 4–10% gold, 96–90% copper), one of the ''[[irogane]]'' class of colored metals, which can be treated ...

'''Tarnish''' is a thin layer of [[corrosion]] that forms over [[copper]], [[brass]], [[aluminum]], [[magnesium]], [[neodymium]] and other similar ...s]]. Unlike patina advantageous in applications such as copper roofing and copper, bronze, and brass statues and fittings exposed to the elements, a chemical ...

'''Tamil copper-plate inscriptions''' are [[intaglio printing|copper-plate]] records of [[Land grant|grants]] of villages, plots of cultivable l ...ns were written in Tamil, but beginning in the 6th century, both stone and copper-plate inscriptions were written in Sanskrit as well, some being bilingual.< ...

[[File:CopperBellsAxesOrnamentsTuxtla.JPG|thumbnail|250px|Copper bells, axe heads and ornaments from various parts of Chiapas (1200–1500) o ...[alloy]]s of [[copper]]-[[silver]], copper-[[arsenic]], copper-[[tin]] and copper-arsenic-tin.<ref>Hosler 1988, Pendergast 1962.</ref> ...

...rnal | first = Philip| last = Ball |date=26 November 2009| title = Quantum objects on show | journal = Nature | volume = 462 | issue = 7272 | pages = 416 | ur ...f> The [[ferromagnetic]] iron atoms reflected the surface electrons of the copper inside the ring into a wave pattern, as predicted by the theory of [[quantu ...

...), higher [[Electrical resistivity and conductivity|conductivity]] (e.g. [[copper]]),<ref name=fahlman>{{cite book |last=Fahlman|first=Bradley D. |title=Mate Important non-ferrous metals include aluminium, copper, [[lead]], [[tin]], [[titanium]], and zinc, and alloys such as [[brass]]. [ ...

...e [[Democratic Republic of the Congo]] and [[Tanzania]]. ''N. similis'' is copper-coloured with vertical white stripes running from the head to the base of t ...t only tolerated but are eventually courted as mates. The females also are objects of interest to neighboring males and may be targets of theft.<ref>{{Cite we ...

...ered into sheets or decorative shapes. The [[Copper smelting|extraction of copper from its ores]] may have developed due to the attractive colouring and valu Specialisations within metallurgical focus on [[metallography]] of finished objects, [[mineralogy]] of waste products such as [[slag]] and [[manufacturing stud ...

...= An Analysis of Irish Early Bronze Age Hoards Containing Copper or Bronze Objects | jstor = 25549788 | author = Ronan O'Flaherty | journal = The Journal of t ...

{{Short description|Copper-zinc alloy}} ...http://www.market-metal.com/reviews/reviews_175 |title=Buy silicon wafers, copper, aluminium, tantal, niobium and stainless steel. Export of non-ferrous and ...

[[Image:GroupMercuryCover3.JPG|right|thumb|English mercury glass objects]] ...and Glass Company displayed a variety of silvered glass articles including copper wheel engraved goblets, vases and other tableware at the 1853 New Crystal P ...

...oy]] consisting of [[tin]] (85–99%), [[antimony]] (approximately 5–10%), [[copper]] (2%),<ref>{{cite web |last=Richardson |first=Kathryn |title=Pewter Castin ...lloys were often used as a base metal for [[electroplating|silver-plated]] objects. ...