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  2. Faceting machine - Wikipedia

    en.wikipedia.org/wiki/Faceting_machine

    The essentials of how a faceting machine works will be explored through this type of machine. There are two major components of a faceting machine: The mast/head assembly, and the grinding wheel, or lap. A rough piece of mineral is attached to the head, and through angle, rotation, and height adjustments of the head, the mineral is lowered into ...

  3. Jewellery cleaning - Wikipedia

    en.wikipedia.org/wiki/Jewellery_cleaning

    Jewelry with gemstones such as diamonds or sapphires can be cleaned at home as well using mild soap and warm water. However, gemstones such as opals and pearls should be done professionally. Another issue is the age of jewelry, as certain materials or build strategies of older jewelry (such as from the Georgian era ) may have restrictions, such ...

  4. Diamond cutting - Wikipedia

    en.wikipedia.org/wiki/Diamond_cutting

    Diamond polisher in Amsterdam. Polishing is carried out by forcing a diamond against a spinning disk with abrasive. Diamond polishing is the final polishing of the diamond. In a diamond factory, one would find a diamond crossworker who first places the main facets on a diamond (blocking the diamond). This is done to ensure maximum weight ...

  5. How to Spot The Best Vintage Jewelry in Thrift Stores ... - AOL

    www.aol.com/spot-best-vintage-jewelry-thrift...

    Before buying vintage jewelry, we recommend picking up a few items. Most important is a 10-power jeweler’s loupe, which is essentially a small and powerful magnifying glass.

  6. Tumble finishing - Wikipedia

    en.wikipedia.org/wiki/Tumble_finishing

    Tumble finishing, also known as tumbling or rumbling, [1] is a technique for smoothing and polishing a rough surface on relatively small parts. In the field of metalworking , a similar process called barreling , or barrel finishing , [ 2 ] works upon the same principles.

  7. Lapidary - Wikipedia

    en.wikipedia.org/wiki/Lapidary

    A 17th century English lapidary text. The etymological root of the word lapidary is the Latin word lapis, meaning "stone". [6] In the 14th century, the term evolved from lapidarius, meaning 'stonecutter' or 'working with stone', into the Old French word lapidaire, meaning 'one skilled in working with precious stones'.

  8. Gemstone - Wikipedia

    en.wikipedia.org/wiki/Gemstone

    Grinding wheels and polishing agents are used to grind, shape, and polish the smooth dome shape of the stones. [35] Gems that are transparent are normally faceted, a method that shows the optical properties of the stone's interior to its best advantage by maximizing reflected light which is perceived by the viewer as sparkle.

  9. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

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