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- Agate: The gemstone agate information and pictures - The Mineral and . . .
Agate is a banded form of finely-grained, microcrystalline Quartz The lovely color patterns and banding make this translucent gemstone very unique Agates can have many distinctive styles and patterns, but each Agate is unique in its own habit, with no two Agates being the same
- Agate chalcedony: The mineral Agate information and pictures
Agate is the banded form of the mineral Chalcedony, which is a microcrystalline variety of Quartz Agate is the most varied and popular type of Chalcedony, having many varieties on its own Although the pattern on every Agate is unique, the locality of an Agate will provide resemblances in banding style and color, thus lending many Agates with a geographic prefix Some examples are Laguna
- Chalcedony: The gemstone Chalcedony information and pictures
Detailed gemstone and jewelry information guide about the gemstone chalcedony, including blue, agate, jasper, carnelian, chrysoprase
- The Mineral and Gemstone Kingdom: Image Photo Gallery
Agate is a banded form of finely-grained, microcrystalline Quartz The lovely color patterns and banding make this translucent gemstone very unique Agates can have many distinctive styles and patterns, but each Agate is unique in its own habit, with no two Agates being the same Hide
- Moss Agate - The Mineral and Gemstone Kingdom
Moss Agate - The Mineral and Gemstone KingdomChalcedony containing dense inclusion s of green Hornblende that cause the pattern to resemble moss Moss Agate is technically not a true Agate as it lacks the banding patterns of Agate
- Onyx: The gemstone onyx information and pictures
Onyx is an ancient gemstone, having been used in jewelry and as an ornamental gemstone for carvings since antiquity Onyx has traditionally been one of the most important engraving and cameo gemstones, where its most common form was a black base with a white upper layer Although still used a minor gemstone today, the significance and value of Onyx has been diminished as compared to ancient
- Chalcedony quartz: The mineral Chalcedony information and pictures
Chalcedony is not scientifically its own mineral species, but rather a form of Quartz in microcrystalline form However, the name is an old name, and almost all mineral reference guides and collectors distinguish Chalcedony separately from Quartz In the gem trade, the name Chalcedony usually describes only white or blue Chalcedony, to distinguish it from the multicolored banded variety Agate
- Jasper: The gemstone jasper information and pictures
Agate Jasper - Opaque multicolored Jasper, or Jasper with banding; may also refer to a single stone with a combination of both Agate and Jasper Biggs Jasper - Jasper from Biggs Junction, Oregon, with varying light and dark color brown bands and pretty formations
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