Polishing

  • 101Lake Superior agate — The Lake Superior agate is a type of agate stained by iron and found on the shores of Lake Superior. Its wide distribution and iron rich bands of color reflect the gemstone s geologic history in Minnesota. In 1969 the Lake Superior agate was… …

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  • 102Iron(III) oxide — Iron(III) oxide …

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  • 103Diamond cut — This article is about diamond cut styles. For a broader discussion of decorative diamonds, see Diamond (gemstone). Part of a series on Diamonds Material …

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  • 104Lapping — is a machining operation, in which two surfaces are rubbed together with an abrasive between them, by hand movement or by way of a machine.This can take two forms. The first type of lapping (traditionally called grinding), typically involves… …

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  • 105French polish — French polishing is a wood finishing technique that results in a very high gloss, deep colour and tough surface. It consists of applying many thin coats of french polish (shellac dissolved in alcohol) using a rubbing pad. The rubbing pad is made… …

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  • 106Rotten stone — Rotten stone, sometimes spelled as one word, and also known as tripoli, is fine powdered rock used as a polishing abrasive in woodworking. It is usually weathered limestone mixed with diatomaceous, amorphous, or crystalline silica. It has similar …

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  • 107Figuring — is the process of final polishing of an optical surface to achieve the shape required for a given application. The standard example in amateur telescope making is the process of converting the smooth spherical mirror produced by earlier stages… …

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  • 108Ascent (magazine) — Infobox Magazine title =ascent image size =250px image caption = ascent s current issue (Summer 2008) editor =Roseanne Harvey editor title =Editor frequency =Quarterly circulation = N/A category =yoga magazine company =Yasodhara Ashram Society… …

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  • 109Electron microscope — Diagram of a transmission electron microscope A 197 …

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  • 110Aluminium oxide — Alumina redirects here. For the company, see Alumina Limited. This article is about aluminium(III) oxide Al2O3. For other uses, see Aluminium oxide (disambiguation). Aluminium oxide …

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