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Because impurities such as iron oxide or iron hydroxide get mixed, it is opaque, and there are various colors such as crimson, green, yellow, brown and the thing that it is likely by the difference of impurities.
- Red jasper (せきへきぎょく, red jasper, red jasper)
- Green jasper (りょくへきぎょく, green jasper, green jasper)
- Yellow jasper (おうへきぎょく, yellow jasper, yellow jasper)
- オビキュラージャスパー (orbicular jasper)
The jasper is a kind same as chalcedony and agate, but it is said that I include a lot of impurities than them. The quartz including impurities has the name that that is why a lot of kinds vary. Brad stone (heliotrope) becoming the stone amulet for an easy delivery of March is one of the jasper.
In Japan, "the brocade stone" of the Aomori Tsugaru district corresponds to jasper "ball brewing" of Matsue-shi, Shimane Tamatsukuri "the red cue ball" of the Sado, Niigata district (but all that these are called by the name is not jasper).
In addition, it is a reserve place, but the topography where all of the stream bed appearing on the surface is formed with jasper exists in the Guiana Highlands not a production place (Canaima National Park). But they belong to the national park of the countries to possess, and the industrial use such as the use of collection as the jewel and aggressive sightseeing is not permitted because it is a UNESCO world heritage designated area.
Property, the that it features it
Use, processing method
This article is taken from the Japanese Wikipedia Jasper
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