Although these correlations have no scientific backing, they help to demonstrate the significance that this stone — in either form — has held throughout history. While owning olivine or peridot may not necessarily bring these benefits, the stone can still make a beautiful addition to a collection or as a piece of jewelry.
Olivine, and its gemstone variety peridot, are fascinating and beautiful stones that every collector should be aware of. Raw specimens and cut peridots make great additions to any collection, and they are something that you should be sure to keep an eye out for. Table Of Contents hide. I What is Olivine? II Physical Properties of Olivine.
IV Uses of Olivine. V What Is Peridot? VI Olivine and Peridot. Fayalite is usually yellow-brown to brown. Crystal System. Crystal Forms and Aggregates. Most often as rounded grain s, in dense aggregates of grainy crystals, as fractured masses, and as rounded waterworn pebbles and grains. Large crystals, which are prismatic and stubby , are uncommon except at a few select localities. Crystals often have rounded faces.
Transparent to translucent. Specific Gravity. Complex Tests. Soluble in hydrochloric acid. In Group. Silicates ; Nesosilicates. Striking Features. Color, localities, and hardness. Olivine occurs in mafic and ultramafic igneous rock s. It is also found in metamorphic rock s and Serpentine deposits as a primary mineral. Olivine may also occur in meteorite s. Rock Type. Is it the quality e.
Great question! Olivine actually refers to a series of minerals, as well as a mineral group. Peridot also cannot stand intense heat or rapid temperature changes. Peridot can also chip if banged hard, and should never be steam cleaned or cleaned with ultrasonics. Much gem Peridot comes from igneous environment s.
These gems are formed deep within the mantle of the earth, and are brought the the surface by volcanic activity. Peridot is also found in certain types of meteorite s, though these forms of Peridot are too rare and usually too small to be used as gemstones. Peridot is both a day stone and a night stone, keeping its shining color even under artificial lighting. For this reason, it is sometimes called "Evening Emerald". Although Peridot can be pronounced both with and without the "t" at the end, most professionals in the gem trade pronounce the "t".
Peridot gems are usually small, though large flawless stones are occasionally cut. Peridot is a popular and affordable gemstone and is faceted into many cuts, and used in all forms of jewelry, especially rings, earrings, necklaces, and bracelets.
Tumbled Peridot beads and cabochon s are also fashioned in bracelets and necklaces. Peridot is the birthstone of August. Chrysolite Evening Emerald Olivine.
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