• Olivine - Wikipedia

    en.wikipedia.org/wiki/Olivine The mineral olivine (/ ˈ ɒ l ɪ ˌ v iː n /) is a magnesium iron silicate with the formula (Mg 2+, Fe 2+) 2 Si O 4.Thus, it is a type of nesosilicate or orthosilicate.The primary component of the Earth's upper mantle, it is a common mineral in Earth's subsurface, but weathers quickly on the surface.. The ratio of magnesium to iron varies between the two endmembers of the solid solution ...
  • Olivine: A rock-forming mineral. Used as the gemstone peridot.

    geology.com/minerals/olivine.shtml What is Olivine? Olivine is the name of a group of rock-forming minerals that are typically found in mafic and ultramafic igneous rocks such as basalt, gabbro, dunite, diabase, and peridotite.They are usually green in color and have compositions that typically range between Mg 2 SiO 4 and Fe 2 SiO 4.Many people are familiar with olivine because it is the mineral of a very popular green ...
  • Olivine | mineral | Britannica

    www.britannica.com/science/olivine Olivine, any member of a group of common magnesium, iron silicate minerals. Olivines are an important rock-forming mineral group. Magnesium-rich olivines are abundant in low-silica mafic and ultramafic igneous rocks and are believed to be the most abundant constituent of the Earth’s upper mantle.
  • Olivine: The mineral Olivine, peridot information and pictures

    www.minerals.net/mineral/olivine.aspx Chemical Formula: The Olivine group is composed of the following primary members: Forsterite: Mg 2 SiO 4 Olivine (): (Mg,Fe) 2 SiO 4Fayalite: Fe 2 SiO 4 The intermediary variety, Olivine, is not scientifically recognized as a separate mineral, but is nevertheless well-established. The mineral Tephroite (Mn 2 SiO 4), which many consider a member of the Olivine group, forms a series with Forsterite.
  • Olivine | Definition of Olivine by Merriam-Webster

    www.merriam-webster.com/dictionary/olivine Olivine definition is - a usually greenish mineral that is a complex silicate of magnesium and iron used especially in refractories.
  • Olivine | Definition of Olivine at Dictionary.com

    www.dictionary.com/browse/olivine Olivine definition, any of a group of magnesium iron silicates, (Mg,Fe)2SiO4, occurring in olive-green to gray-green masses as an important constituent of basic igneous rocks. See more.
  • University of Minnesota’s Mineral Pages: Olivine

    www.esci.umn.edu/courses/1001/minerals/olivine.shtml Olivine’s best known economic use is the gemstone peridot (pronounced pair-a-doe), often used as a birthstone for August. Peridot has a pale yellow-green color and is sometimes called evening emerald or even mistakenly as chrysolite in the jewelry trade. Although relatively soft for a gemstone, peridot’s beauty allows it to compete with ...
  • Home Page - Olivine

    www.olivinedesign.com Beautiful Baskets We have sourced our hand woven baskets from around Africa, including Ghana, South Africa and Zimbabwe. They all use natural materials with traditional colour and pattern combinations. Each one is handmade and unique so slight imperfections are expected and add to the authenticity and beauty of the product. These baskets look beautiful on […]
  • Olivine, Inc | Demand Responsible

    olivineinc.com Olivine’s award-winner DER System is a comprehensive technology platform designed to lower costs and maximize the value of distributed energy resources. Our Solutions Energy markets are transforming rapidly.
  • Hawaii's Volcano Is Literally Erupting Gems

    www.forbes.com/sites/trevornace/.../hawaiis-volcano-is-literally-erupting-gems Olivine is so common that experts estimate over 50 percent of Earth's upper mantle is composed of olivine or variations of the mineral. While it is a common mineral, little crystals of olivine ...