The local Agate cutters of Idar-Oberstein were well-suited for this job, having been historically trained in this profession. With the discovery of the enormous Agate deposits in Rio Grande do Sul, Brazil in the 1800's, the new material was shipped to Idar-Oberstein for cutting and polishing.
Agates and Jasper were historically found in the Idar-Oberstein region, and cut and polished by local craftsman. The history of Agate production is closely tied to German town of Idar-Oberstein, which has evolved as an important gemstone center.
Will connote specific colors or patterns, such as Fire Agate or Eye Agate. Specific Agate localities will provide similarities in banding style andĬolor, thereby lending many Agates a geographic prefix. However, a fine and sharp banded pattern, combined with natural strong coloring, will quickly increase the cost and value of and Agate. Therefore be classified as both Carnelian and Agate.ĭeposits where Agates are commercially mined are usually very extensive, thereby enabling this gemstone to be affordable and inexpensive. Some forms of Carnelian may also exhibit banding and can Is a banded reddish and white Chalcedony, is also technically a type ofĪgate. White and black, is technically a form of Agate, and Sardonyx, which Exceptions include Dendritic Agate and Moss Agate, which are not true Agates since they lack the banding patterns,īut they are still traditionally called Agates since they have more than one color. This qualification distinguishes it from other forms of Chalcedony See also the Agate mineral page.Ī generally accepted requirement in the definition of Agate is that it has to be banded. White, Blue, Red, Green, Yellow, Orange, Brown, Pink, Purple, Gray, Black, Banded, Multicolored
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