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How To Use Olivine In A Sentence

  • Gem varieties include topazolite, similar in color and transparency to topaz; demantoid, a green variety with a high dispersion and adamantine luster, sometimes miscalled olivine and Uralian emerald; and black melanite.
  • Myles L. Miller, Scott S. Hughes, 2009, Mixing primitive and evolved olivine tholeiite magmas in the Eastern Snake River Plain, Idaho Scientific Articles on Yellowstone
  • The use of "demantoid" alone, if a noun may be made from the adjective, would avoid both the confusion with the mineral olivine, and the cheapening effect of the word garnet, and would at the same time suggest some of the most striking properties of the material. A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • What Spitzer observed was a sort of perpetual crystalline rainstorm made of a bright green mineral of a class called olivine, pouring down on the infant star. TIME.com: Top Stories
  • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
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  • Second, in a process known as differentiation, crystals of olivine, clinopyroxene, and plagioclase began to crystallize from the magma, and being more dense than the magma, they settled to the bottom of the chamber.
  • I found a mass of crystals of the greenish volcanic glass, called olivine, imbedded in a piece of phonolite which looked as blue and fresh as if only quarried yesterday. The Hawaiian Archipelago
  • In these most ancient parts of Mars, we have found that running liquid water altered the original mineral structures in some of the basaltic, olivine-bearing rocks into carbonate-bearing rocks. SETI Institute: Life at the SETI Institute: Adrian Brown -- The Time for Mars is Now
  • All basalt chemical compositions can be plotted in the basalt tetrahedron, which has normative quartz, olivine, nepheline and augite at the apices.
  • I think aragonite, olivine and ice have hexagonal crystals whereas diamond has octahedral. Universe Puzzle No. 3 | Universe Today
  • We are not, it appears to me, more justified in applying the term telluric to the nickel and iron, the olivine and pyroxene (augite), found in meteoric stones, than in indicating the COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1
  • Also, diamond has no oxygen atoms; ice (H2O) has one oxygen atom; aragonite (CaCO3) has three oxygen atoms; olivine ((Mg, Fe)2SiO4) has four oxygen atoms. Universe Puzzle No. 3 | Universe Today
  • Greenish sands hold chlorite-glauconite or olivine, also called peridot, when it is of gem-like quality. Wired Top Stories
  • For example: aragonite, diamond, ice, olivine … found on Earth only, found on Earth and in meteorites only, found/detected in the solar system only, only one detected beyond the solar system. Universe Puzzle No. 3 | Universe Today
  • (FeCO3), used as a pigment, and also found in the Kirtland shale; and various metamorphic and igneous rocks (such as andesite, schist, gabbro, slate, and olivine), which could have been picked up in the river Tseh So, a Small House Ruin, Chaco Canyon, New Mexico :
  • The coastline is also cut through by olivine and tholeiite dykes, a good example of which can be seen at Roveran Valley Head. Giant's Causeway and Causeway Coast, United Kingdom
  • Fractionation of ferromagnesian phases such as olivine, pyroxene and magnetite must have taken place during magma emplacement, as is suggested by the low Co abundance.
  • The composition studied has very low albite and is classified as transitional between olivine nephelinite and nepheline-rich basanite.
  • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
  • The crustal differentiation processes were dominated by fractionation of olivine, chrome spinel, plagioclase and clinopyroxene, leading to evolved compositions.
  • The plagioclase feldspar weathers to produce a whitish gray rock, while the mafic minerals (olivine, augite and hypersthene) produce contrasting darker grains.
  • I'd order them in order of appearance: diamond (primordial), olivine (one of the earliest condensates), ice (a late condensate), aragonite (post-planet formation). Universe Puzzle No. 3 | Universe Today
  • The most distal alteration is volumetrically minor and involves alteration of olivine to antigorite and magnesite.
  • Gem-quality olivine (magnesium iron silicate), known as peridot, is an oily olive-green colour.
  • Thus the order of phenocryst appearance in Kilauea lavas is olivine, plagioclase, augite whereas in Mauna Loa lavas it is olivine, augite, plagioclase.
  • Cyanine of bare orange olivine is violet, multicoloured , contend for strange bottle colourful.
  • Magma modelling showed that olivine nephelinite and basanite could form by different degrees of partial melting of the mantle source, with amphibole, garnet, olivine and clinopyroxene in the residuum.
  • Cyanine of bare orange olivine is violet, multicoloured , contend for strange bottle colourful.
  • Layered intrusions commonly occur with mafic intrusions where the minerals (such as olivine, pyroxene, chromite, magnetite and plagioclase) have a wider range of specific gravity, and the magma viscosity was low.
  • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
  • Olivine is a magnesium - iron silicate with a continuously variable composition in a series called a solid-solution or isomorphous series.
  • Subhedral to anhedral crystals of olivine (Fo83-73) occur as cumulus crystals which locally exhibit a crescumulitic texture.
  • The occurrence of low-volatile coal in certain coalfields in India is attributed to the carbonization of coal seams by the intrusion of mica lamprophyre which is a mica-rich ultrabasic rock containing altered olivine, calcite (or dolomite), bronze-coloured mica and apatite. 4.1 Geological investigations
  • The highest core recovery occurs in the massive olivine gabbro, which contain lower densities of fractures and are generally undeformed.
  • The mineral, called olivine, is deemed to be a telltale of mantle, the deep inner layer of iron - and magnesium-rich rock that lies beneath the Moon's crust. PhysOrg.com - latest science and technology news stories
  • They should probably be ordered according to hardness: diamond, olivine, aragonite, ice. Universe Puzzle No. 3 | Universe Today
  • The Herbeira websterites contain diopside, enstatite, and pargasite with olivine, garnet, spinel, magnetite and ilmenite as minor phases.
  • Should we conclude from this position that they are of more recent formation than the lithoid basaltic lava, which contains olivine and augite? Travels to the Equinoctial Regions of America
  • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
  • C peridotite and dunite the upper mantle is composed of ultramafic rock called peridotite which is mostly olivines and pyroxenes. Earth Robot | SciFi, Fantasy & Horror Collectibles
  • They typically comprise early olivine and plagioclase, ophitically enclosed by augite, with opaque oxides and apatite.
  • The magmatic evolution is dominated by low-pressure crystal fractionation of olivine, Cr-spinel, plagioclase and clinopyroxene.
  • I think aragonite, olivine and ice have hexagonal crystals whereas diamond has octahedral. Universe Puzzle No. 3 | Universe Today
  • The Herbeira websterites contain diopside, enstatite, and pargasite with olivine, garnet, spinel, magnetite and ilmenite as minor phases.
  • Other associated minerals include olivine, phlogopite, enstatite (hypersthene), and many other trace accessory minerals.
  • Olivine in the plutons is only partly serpentinized.
  • The demantoid garnet (sometimes called "olivine" in the trade). A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • Basalt is a fine-grained igneous rock that is primarily composed of the iron- and magnesium-rich minerals pyroxene and olivine and calcium-rich plagioclase feldspar.
  • While the price charged usually bears a fair relation to the value of the material furnished, it would be better to offer tourmaline, or peridot (the mineral name of which is olivine), or demantoid garnet (sometimes wrongly called "Olivine"), or "emerald doublets," or emerald or A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • Olivine and plagioclase continue to crystallize in the upper layer until critical concentrations are again reached and another pulse of sedimentation occurs.
  • It has been suggested that the ultrabasic rocks, containing olivine, magnesium-rich pyroxenes, and amphiboles are first altered by hydrothermal processes to form the serpentine minerals; in a later metamorphic event, the serpentines are partially redissolved and crystallized as chrysotile fibers. Geology of asbestos
  • In practice many basalts also contain easily visible crystals of feldspar, pyroxene, olivine, or amphibole.
  • Diamonds sometimes contain minute inclusions of the minerals garnet, olivine, and pyroxene, which indicate formation in two major mantle rock-types, peridotite and eclogite.
  • The most common phenocryst silicate phases are olivine, plagioclase and augite, typically, although not always, appearing in that order.
  • Hence olivine occurs in basalt, lava, obsidian, artificial scoriae in meteoric stones, in the syenite of Elfdale, and (as hyalosiderite) in the wacke of the Kaiserstuhl. COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1
  • The mineral most subject to this serpentinization process is called olivine—also known in its gemstone form as peridot—and it is common on Mars. First Contact
  • Therefore, pyroxene is the next mineral to start forming after olivine.
  • Here, olivine (peridot when gemmy) grains or anhedral crystals weather out of basaltic lava.
  • The Herbeira websterites contain diopside, enstatite, and pargasite with olivine, garnet, spinel, magnetite and ilmenite as minor phases.
  • This is consistent with the fact that olivine is typically entrapped in pyroxene and amphibole crystals.
  • Most of the xenoliths from the southern plug cluster show the development of small clinopyroxene crystals, and one xenolith contains small quantities of finely recrystallized olivine.
  • Examples of silicates include quartz, orthoclase, and olivine.
  • All basalt chemical compositions can be plotted in the basalt tetrahedron, which has normative quartz, olivine, nepheline and augite at the apices.
  • This flow consists of about 30 percent plagioclase, clinopyroxene, and olivine, as small phenocrysts.
  • It is home to glasses, pyroxenes, feldspars, oxides, olivines, troilite and metals in its lunar soil, which is called regolith. Weekend SkyWatcher's Forecast: March 19-21, 2010 | Universe Today
  • The mineral most subject to this serpentinization process is called olivine—also known in its gemstone form as peridot—and it is common on Mars. First Contact
  • This flow consists of about 30 percent plagioclase, clinopyroxene, and olivine, as small phenocrysts.
  • In them are found the beautiful olive-green crystals of the mineral called olivine, sometimes used by jewellers. Wonders of Creation
  • Therefore, the best order to arrange those four items are: diamond, ice, aragonite, olivine. Universe Puzzle No. 3 | Universe Today
  • The original home of platinum is in basic igneous rocks, such as peridotites, pyroxenites, and dunites, where it has been found in small, scattered crystals intergrown with olivine, pyroxene, and chromite. The Economic Aspect of Geology
  • Most samples are very altered, with olivines and orthopyroxenes being strongly serpentinized.
  • The demantoid garnet (the "olivine" of the trade) is so beautiful and brilliant a stone that it is a pity that it is so lacking in hardness. A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • Other associated minerals include olivine (commonly altered to serpentine), phlogopite, enstatite, and many other trace accessory minerals.
  • The upper curve is the liquidus, the lower one the solidus; above the liquidus olivine is liquid, below the solidus it is solid, and between the two curves olivine and liquid coexist.
  • Peridot (chrysolite), demantoid garnet ( "olivine"), jade A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • Olivine is a magnesium iron silicate that exists throughout the universe - in distant galaxies and local comets - as well as in earthly jewelry stores, in a pristine, gem-quality form called peridot. TIME.com: Top Stories
  • The Johnstown meteorite is classified as a calcium-poor diogenite, being composed mainly of hypersthene, with minor amounts of plagioclase and olivine.
  • Both phases contain olivine, picroilmenite, pyrope garnet and chrome diopside macrocrysts. The Earth Times Online Newspaper
  • In addition to quartz, fluid inclusions can occur in carbonates, gypsum, halite, fluorite, feldspar, garnet, pyroxene, amphibole, tourmaline, olivine, and sphalerite; indeed in most minerals except phyllosilicates.
  • The magmatic evolution is dominated by low-pressure crystal fractionation of olivine, Cr-spinel, plagioclase and clinopyroxene.
  • It was the crew of Apollo 15 who first found green olivine - specifically, a magnesium-rich variety that goes by the name forsterite, which is also the kind that was spotted by Spitzer. TIME.com: Top Stories
  • Observations by Spirit show the rock contains significant amounts of the minerals olivine, pyroxene and magnetite, all of which are common in some types of volcanic rock.
  • The volcanics were described by Aghabawa as alkaline basalts, hawaiites and mugearites with plagioclase, olivine and augite as the essential constituents.
  • They are composed of roughly equal amounts of iron-nickel alloy and a green-brown-coloured silicate mineral called olivine and are thought to come from deep within asteroids. CBC | Top Stories News
  • Other associated minerals include olivine (commonly altered to serpentine), phlogopite, enstatite, and many other trace accessory minerals.
  • Serpentine is a secondary mineral, a magnesian silicate, formed from minerals such as olivine and orthopyroxene.
  • Here, olivine (peridot when gemmy) grains or anhedral crystals weather out of basaltic lava.
  • The groundmass consists mainly of bytownite with large grains of diopside and of colourless olivine, and small octahedrons of magnetite.
  • Disintegration of the olivine-rich xenoliths probably accounts for much of the peridot found here, although many of the larger olivine grains occur as isolated anhedral grains embedded in the basalt.
  • Andradite garnet, of the variety known as demantoid, from its diamond-like properties, and which is usually sold under the misleading name "olivine" in the trade, comes from the western slopes of the Ural A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • They are basaltic flows rich in zeolites and phenocrysts (plagioclase, olivine and pyroxene), and intercalated with strombolian and phreatomagmatic deposits.
  • I found a mass of crystals of the greenish volcanic glass, called olivine, imbedded in a piece of phonolite which looked as blue and fresh as if only quarried yesterday. The Hawaiian Archipelago
  • They contain olivine, clinopyroxene, plagioclase, analcite, ulvospinel and apatite + / - biotite + / - calcite.
  • Major mineral phases include plagioclase and pyroxene, with small amounts of opaque minerals, olivine, apatite, and sometimes biotite.
  • And there's a mineral called olivine, which is very, very susceptible to being altered by water and changed into other compounds, but there is a lot of olivine on Mars, and that would indicate, well, maybe there wasn't water because there shouldn't be so much olivine there if there was an ocean. More Evidence Of A Wet Past On Mars
  • Olivine and plagioclase continue to crystallize in the upper layer until critical concentrations are again reached and another pulse of sedimentation occurs.
  • The plagioclase feldspar weathers to produce a whitish gray rock, while the mafic minerals (olivine, augite and hypersthene) produce contrasting darker grains.
  • The use of "demantoid" alone, if a noun may be made from the adjective, would avoid both the confusion with the mineral olivine, and the cheapening effect of the word garnet, and would at the same time suggest some of the most striking properties of the material. A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
  • The most common phenocryst silicate phases are olivine, plagioclase and augite, typically, although not always, appearing in that order.
  • The next most common minerals are silicates, such as mica, feldspar, pyroxene, and the olivines, which break down to clay, the soluble elements they contain being mostly carried away in solution.
  • Other associated minerals include olivine (commonly altered to serpentine), phlogopite, enstatite, and many other trace accessory minerals.

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