How To Use Azurite In A Sentence
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Microcrystals of azurite and goethite and a small number of microcrystals of chalcocite were also recovered.
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Many of the world's finest specimens of native copper, azurite, malachite, atacamite, and a host of other minerals originated in this manner.
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However, collecting in the pits has yielded beautiful microcrystals of azurite and malachite on quartz.
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Several Colorado gem minerals (lazurite and the state's minor occurrences of corundum and cordierite) form in metamorphic rocks.
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He listed amazonite, aquamarine (subsequently named the state gemstone), topaz, gypsum (alabaster and satin spar varieties), lazurite, quartz, and turquoise.
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The Algomah mine is best known for lapidary material and copper-bearing microminerals, including (but not limited to) plancheite, kinoite, dioptase, azurite, and atacamite.
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Lapis lazuli is an ornamental rock formed by the regional metamorphism of limestone; it has blue lazurite (sodium calcium aluminosilicate sulphate), white calcite, and pyrite as its main constituents.
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But if you are photographing a dark mineral such as azurite, the camera will lighten the exposure in an attempt to yield a medium value, making the image overexposed.
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Azurite commonly occurs in stalactitic, botryoidal, or earthy masses, many of which display concentric or parallel banding of various shades of blue or alternating with malachite.
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Good nodular masses of azurite, some of which contain bladed crystals to 5 cm, occur in the Chingola mine, Zambia.
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Morocco continues to astound with its wealth of vanadinite, azurite, cerussite, and erythrite.
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Often, the powdery azurite encloses a small grain of cuprite, forming a blue halo that disperses into the siltstone.
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Recently, attractive though slightly damaged masses of botryoidal azurite and associated minor malachite have reached the collector market from a locality given as Seabra, Bahia, Brazil.
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The names of the ores of copper point to gentle Venus qualities: azurite, malachite, turquoise, chalcopyrite and peacock ore.
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The Brow chakra - between the eyebrows - works with purple or indigo crystals, such as amethyst, sodalite lapis lazuli and azurite.
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Azurite commonly occurs in stalactitic, botryoidal, or earthy masses, many of which display concentric or parallel banding of various shades of blue or alternating with malachite.
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The result can be some of our most spectacular minerals, including azurite, malachite, smithsonite, wulfenite, pyromorphite, and mimetite.
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For digital photography, SoLux bulbs are perfect, yielding accurate rendition of difficult-to-photograph minerals such as dioptase and azurite.
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Magda placed a midnight-blue azurite between Fancy's brows.
PAINT THE WIND
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Dark blue stubby pyramidal azurite crystals and green botryoidal-shaped radial aggregates of malachite.
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In some fractures bordering the clay seams, azurite and malachite occur as masses of alternating, crudely parallel bands.
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The Algomah mine is best known for lapidary material and copper-bearing microminerals, including (but not limited to) plancheite, kinoite, dioptase, azurite, and atacamite.
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Two German-held bibles both contain lazurite, an expensive mineral that is notably absent from the King George III copy.
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The number, size, and perfection of flashy minerals such as wulfenite, rhodochrosite, and azurite coupled with their localities can be used to gauge dollars spent and perhaps the age of the collection.
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Instead of using traditional Japanese mineral pigments such as azurite, lapis, malachite and cinnabar mixed with gelatin, he employed his familiar oil paints and European gilding methods.
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Associated minerals include various pyroxenes and zeolites in addition to the more familiar lazurite, sodalite, pyrite, and carbonates.
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For instance, azurite, chrysocolla, and turquoise bring to mind vivid images of various shades of blue.
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The other is a small lazurite deposit at the southern end of Baffin Island, Nunavut, Canada, where it is found as rounded, isolated grains in nepheline and is associated with diopside.
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Blue bice, however, has also been used to refer to the pigment produced from grinding the copper carbonate mineral azurite.
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Here it was found sparsely as rounded grains associated with pargasite, diopside, oligoclase and lazurite.
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There will be azurite, pyromorphite, marvelous twinned calcite, stibnite that rivals that from Japan, stibiconite, scheelite, hematite with lightly tinted quartz, cinnabar, hemimorphite, and a range of other colorful minerals.
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Sometimes the aikinite is altered, and fractures in the surrounding quartz are filled with thin blue and green films of azurite and malachite formed from the copper liberated by the aikinite.
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For digital photography, SoLux bulbs are perfect, yielding accurate rendition of difficult-to-photograph minerals such as dioptase and azurite.
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Only a handful of high-quality azurite in equant blocky crystals to 4 cm have been found in these pockets so far.
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Lazurite, the deep blue variety of sodalite with sulphur replacing some of the chlorine, is dominant in lapis-lazuli.
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(hence the name chessylite, sometimes used instead of azurite).
A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public
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Associated minerals are azurite, quartz, plancheite, cerussite, and mottramite.
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Associated minerals are olivenite, chalcophyllite, clinoclase, comwallite, strashimirite, malachite, azurite, and cuprite.
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A green mineral, malachite, similar to azurite in constitution and often found with it, was pulverized to form a strong mid-green pigment, particularly in tempera techniques; there was also a synthetic type.
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Locally stalactitic malachite, occasionally associated with well-crystallized azurite, occurred in the copper ores at Corocoro, Bolivia.
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Here it was found sparsely as rounded grains associated with pargasite, diopside, oligoclase and lazurite.
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A frequently used mineral source of blue was azurite, a copper carbonate which was called lapis armenius as it originally came from Armenia.
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Azurite's luster is vitreous to almost adamantine.
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Many of the best Tsumeb cerussite, dioptase, azurite, smithsonite, and other specimens passed through his hands en route to some faraway collection.
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Cuprite was found mainly as red encrustations associated with azurite and malachite on copper.
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Long before the statue was unearthed, the natural process of patination had caused the formation of the red cuprite, blue azurite and green malachite commonly found in ancient bronzes.
Apollo Deconstructed
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Azurite commonly occurs in stalactitic, botryoidal, or earthy masses, many of which display concentric or parallel banding of various shades of blue or alternating with malachite.
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The inclusion of azurite blue and lake glazes indicates that this was a sophisticated and expensive colour scheme.
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So far azurite, malachite, and cerussite have been found.
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The result can be some of our most spectacular minerals, including azurite, malachite, smithsonite, wulfenite, pyromorphite, and mimetite.
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Copper minerals occurring in deposits large enough to mine include azurite (Cu3 (CO3) 2 (OH) 2), malachite (Cu2CO3 (OH) 2), tennantite ((Cu, Fe) 12As4S13), chalcopyrite (CuFeS2), and bornite (Cu5FeS4).
Copper
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Some of the most attractive contain spraylike aggregates of velvety malachite in and on lustrous blue-black azurite crystals.
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These contain veins of supergene copper minerals, mostly azurite and malachite.
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Associated minerals include various pyroxenes and zeolites in addition to the more familiar lazurite, sodalite, pyrite, and carbonates.
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Upon his death, the collection was purchased, and the first 3 Russian specimens (quartz variety heliotrope, ‘Siberia’; malachite, ‘Ural Mountains’; and lazurite, ‘Siberia’) were added to the permanent collection.
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The most common nodules are pure azurite in radially fibrous masses that exhibit a peculiar satiny sheen or chatoyancy on broken surfaces.
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For instance, azurite, chrysocolla, and turquoise bring to mind vivid images of various shades of blue.
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1828 M. Guimet succeeded in making an artificial ultramarine, known now extensively as French ultramarine, which is little, if at all, inferior in beauty to lazurite.
How to See the British Museum in Four Visits
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Included are marcasite and calcite from Goongewa zinc mine, wulfenite from Whim Creek copper mine, azurite from Teutonic Bore, and diamonds from Argyle diamond mine, along with a wide range of gold specimens from across the state.
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Unusual cuprite pseudomorphs after azurite have been found at the Rose mine, Grant County, and cuprite-included hemimorphite is reported from the Blanchard mine in the Hansonburg district, Socorro County.