1/22/2024 0 Comments Jasper oolite stone![]() ![]() The mechanism of formation starts with a small fragment of sediment acting as a 'seed', such as a piece of a shell. They are usually formed in warm, supersaturated, shallow, highly agitated marine water intertidal environments, though some are formed in inland lakes. Oolitic hematite occurs at Red Mountain near Birmingham, Alabama, along with oolitic limestone. Dolomitic and chert ooids are most likely the result of the replacement of the original texture in limestone. Ooids are most commonly composed of calcium carbonate ( calcite or aragonite), but can be composed of phosphate, clays, chert, dolomite or iron minerals, including hematite. The term oolith can refer to oolite or individual ooids. Strictly, oolites consist of ooids of diameter 0.25–2 millimetres rocks composed of ooids larger than 2 mm are called pisolites. Oolite or oölite (from Ancient Greek ᾠόν (ōión) 'egg stone') is a sedimentary rock formed from ooids, spherical grains composed of concentric layers. Modern ooids from a beach on Joulter Cays, The Bahamas Ooids on the surface of a limestone Carmel Formation (Middle Jurassic) of southern Utah Thin-section of calcitic ooids from an oolite within the Carmel Formation (Middle Jurassic) of southern Utah For the video game, see Oolite (video game). ![]() Jewelry Insider™: Oscar Jewelry Fashion - Is Less. ![]() Always keep your Jasper jewelry in a fabric-lined box away from other jewelry items so as to avoid scratching. As with most gemstones, Jaspers should be kept away from exposure to extremes of heat and household chemicals that can damage the stone. It is best to clean your Jasper jewelry with a soft dry cloth. Jaspers are often sealed with petroleum products therefore they should not be cleaned with water because it can remove the coating / polish. Oolitic Jasper is not known to be enhanced. As a gemstone, Oolitic Jasper is most commonly found cut into cabochons and beads. Jasper has been used for sculptures, bowls, vases, seals, and other such ornamentation purposes dating back thousands of years. The value of Oolitic Jaspers can be determined by the saturation and richness of the color, the beauty of the exhibited multi-colored spots, and the design in which it is formed. Oolitic Jasper is an opaque, impure variety of Chalcedony that is black in color with an array of multi-colored spots, much like Leopard Jasper. Jasper is rated at 6.5 to 7 on the Moh's Scale of Hardness and should be protected from scratches and sharp blows. Oolitic Jasper is generally readily available at affordable prices. Additionally, it is also said that Jasper has the ability to protect against venomous snake and spider bites. In legend, Jasper was believed to protect against evil spirits and forces, and was also believed to bring courage and relief from pain. Jasper is a protective stone and is said to align the chakras and balance the yin & yang energies. ![]() Jasper was a favorite gemstone of ancient times and can be traced back to Greek, Hebrew, Persian, Latin, and Assyrian literature. The name Jasper means “spotted stone”, and is ultimately derived from the Persian word 'yashp'. It often contains organic material and iron oxides that account for its interesting patterns, bands, and colors. Jasper is a microcrystalline variety of Quartz, and a member of the Chalcedony family. Jasper is associated with the zodiac signs of Aquarius and Leo. Jasper is associated with the birthstone month of January. ![]()
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