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Group o precious an semiprecious stanes —baith uncut an faceted— includin (clockwise frae tap left) diamond, uncut synthetic sapphire, ruby, uncut emerald, an uncut amethyst.

A gemstane or gem (an aa cried a precious or semi-precious stane, a fine gem, or jewel) is a piece o meeneral, which, in cut an polished form, is uised tae mak jewelry or ither adornments.[1][2] However certain rocks (such as lapis lazuli), or organic materials that are nae meenerals (such as amber or jet), are an aa uised for jewelry, an are tharefore eften considered tae be gemstanes as well. Maist gemstanes are haird, but some saft meenerals are uised in jewelry acause o thair luster or ither pheesical properties that hae aesthetic value. Rarity is anither characteristic that lends value tae a gemstone. Apart frae jewelry, frae earliest antiquity till the 19t century engraved gems an hairdstane carvins such as cups were major luxury art forms; the carvins o Carl Fabergé wur the last significant wirks in this tradeetion.

References[eedit | eedit soorce]

  1. The Oxford Dictionary Online and Webster Online Dictionary
  2. Alden, Nancy (2009). Simply Gemstones: Designs for Creating Beaded Gemstone Jewelry. New York: Random House. p. 136. ISBN 978-0-307-45135-4. Retrieved November, 3 2010. Check date values in: |accessdate= (help)