magnetite in English
The majority of the rhyolites are porphyritic and contain phenocrysts of one or more of the following: plagioclase, clinopyroxene, magnetite , quartz and sanidine, plus accessory apatite and zircon.
Use "magnetite" in a sentence
1. Thermal Analysis of Acicularly Shaped Magnetite H
2. It is commonly associated with olivine, magnetite, serpentine, and corundum.
3. The early accessory assemblage includes Mg-Fe mica, rutile, zircon, titaniferous magnetite and thorite.
4. Reddish-brown garnets, allothigenous and Authigenous magnetite, and dialogite (manganese carbonate)
5. Combined magnetite and activated carbon filters for purifying a fluid stream
6. The rocks commonly are altered to talc with carbonate or serpentine, chlorite, and magnetite.
7. Magnetite carries many inclusions such as apatite, amphiboles, chlorite, albite, carbonates, brucite and spinel exsolutions.
8. Most mineral deposits, both hard rock and alluvial, contain some magnetic minerals (primarily magnetite).
9. The XRD pattern shows the presence of serpentine, quartz, calcite, hematite, magnetite and anatase phases.
10. Accessory minerals present in relatively minor amounts include iron oxides and iron-titanium oxides, such as magnetite, ulvospinel, and ilmenite.
11. Investigators have also discovered magnetite in a species of bacteria that live in seafloor sediment.
12. In 2005, an exploration company, Cardero Resources, discovered a vast deposit of magnetite-bearing sand dunes in Peru.
13. The high-density, magnetite Ballasted floc flows into a modified compact high rate Lancy™ Solids Separator
14. Basalts, basalt series, and basalt classification Basalt in the generic sense = plagioclase + clinopyroxene +/- (olivine, nepheline, hypersthene, quartz, melilite, magnetite)
15. BIFs were formed as anaerobic cyanobacteria produced waste oxygen that combined with iron, forming magnetite (Fe3O4, an iron oxide).
16. Fayalite can also react with oxygen to produce magnetite + quartz: the three minerals together make up the "FMQ" oxygen buffer.
17. The accompanying Fe-Ti-oxide assemblages (magnetite, rutile, ilmenite, hematite) are subdivided into allothigenic, authigenic, diagenetic and metamorphic formations.
18. Up to 10% cash back · Published: June 2000 Titaniferous magnetite–ilmenite thermometry and titaniferous magnetite–ilmenite–orthopyroxene–quartz oxygen Barometry in granulite facies gneisses, Bamble Sector, SE Norway: implications for the role of high-grade CO 2-rich fluids during granulite genesis
19. Additional but smaller-scale operations produce nephrite jade, magnetite, dolomite, barite, volcanic cinder, pumice, flagstone, clay, tufa, fuller’s earth and zeolites.
20. Among the deposits, drill core samples of the North Anomaly are composed of magnetite, actinolite, chlorite, calcite, apatite, and other minerals.
21. Augitite: In petrography , a non-feldspathic, basaltic rock consisting essentially of augite and magnetite with a generally scanty glass base
22. TEM results show certain nanosized, 100 nm to less then 10 nm, magnetite inclusions in some synthetic Almandines, similar to …
23. Hematite, magnetite, albite, quartz, Ca(Na) amphibole(s), CaNaFe clinopyroxene and andraditic garnet are major constituents of rare calc-silicate iron-formations in the Bimba and Calcsilicate Suites, whereas magnetite, quartz, almandine-spessartine, manganoan fayalite, manganoan grunerite and apatite form manganiferous iron-formations in the Pelite Suite.
24. Recent Examples on the Web Basalt is a volcanic rock composed of Augite and sometimes plagioclase and magnetite, which says nothing
25. The magnetite-forming chemical reactions produce hydrogen gas under anaerobic conditions prevailing deep in the mantle, far from the Earth's atmosphere.
26. Expeditions sent to the area in the 1950s and 1960s found microscopic silicate and magnetite spheres in siftings of the soil.
27. Placer environments typically contain black sand, a conspicuous shiny black mixture of iron oxides, mostly magnetite with variable amounts of ilmenite and hematite.
28. True gun Bluing is an electrochemical conversion coating resulting from an oxidizing chemical reaction with iron on the surface selectively forming magnetite, the black oxide of iron.
29. High level of harmful talcum and fine grain of molybdenite and magnetite are the main reasons of being difficult to separate.
30. Bluing is an electrochemical conversion, where the surface of the steel is converted to a form of controlled rust called Magnetite (Fe3O4)
31. Their mineral content is consisting of goethite, lepidocrocite, hematite, magnetite with some transformation to maghemite, siderite and the usual accompanying “gangue” minerals.
32. Alkali feldspar, apatite, clinopyroxene, olivine, magnetite, mica, nepheline, oxides, plagioclase, quartz, sodalite, titanite and zircon also form the groundmass of microliths in erupted rocks.
33. Aeromagnetic anomalies are due to variations in the Earth's magnetic field caused by the uneven distribution of magnetic minerals (primarily magnetite) in the …
34. The past magnetic field is recorded mostly by strongly magnetic minerals, particularly iron oxides such as magnetite, that can carry a permanent magnetic moment.
35. A 1 mm layer of magnetite powder has been sprinkled into a 3 cm deep, 1 meter long trench in high Bioturbation rate tidal flat sediments, Sapelo Island, Georgia (USA)
36. Stage 1 minerals include iron-rich barroisite, epidote, chlorite, paragonite, phengite, albite, quartz, ilmenite, magnetite, pyrite and occur only as inclusions in the core of eclogite garnets.
37. Mineral assemblages in metasedimentary rocks and associated migmatites consist of quartz, plagioclase, garnet, orthopyroxene, biotite, cordierite, sillimanite, K-feldspar, hercynite, magnetite, ilmenite, and other accessory phases.
38. Compel™ are comprised of iron oxide crystals dispersed in a polymer matrix, with a functional polymer overcoating for the encapsulation of magnetite and the introduction of reactive groups.
39. ‘The groundmass consists mainly of Bytownite with large grains of diopside and of colourless olivine, and small octahedrons of magnetite.’ ‘The highly soluble and aluminous Bytownite favored the …
40. True gun Bluing is an electrochemical conversion coating resulting from an oxidizing chemical reaction with iron on the surface selectively forming magnetite (Fe 3 O 4), the black oxide of iron.
41. It occurs in association with native gold and magnetite in placers; with copper, heazlewoodite, pentlandite, violarite, chromite, and millerite in peridotites; with kamacite, allabogdanite, schreibersite and graphite in meteorites.
42. In the Chromite-Hercynite Series, Chromite-Spinel Series, Chromite-Magnetite Series and the Chromite-MagnesioChromite Series.It is the iron analogue of ZincoChromite, CoChromite, ManganoChromite and MagnesioChromite and the Cr analogue of Hercynite
43. They contain combinations of magnetite, clinopyroxene, blue–green hornblende, titanite, apatite, fluorite, quartz, biotite, andradite, epidote, albite, hematite, sulfides (chalcopyrite, pyrite, pyrrhotite, molybdenite, sphalerite), ilmenite, allanite, and other REE-bearing minerals.
44. ‘Pseudomorphs of marcasite, chalcopyrite, pyrite, Arsenopyrite, pyrargyrite, magnetite, and quartz after pyrrhotite have been reported.’ More example sentences ‘Iron and copper sulfides of this region are predominately pyrite, pyrrhotite, chalcopyrite, Arsenopyrite, bornite, and marcasite.’
45. Strictly speaking, the name “Anorthosite” is applied to a rock composed of 90 to 100 of calcium-rich plagioclase feldspar and small amounts of high temperature minerals like pyroxene, olivine, magnetite (Fe3O4) or ilmenite (FeTiO3).
46. Metaphen corneum ecklein bridely sanatoriria Mundt unexistence Becombed cleaner-up calyceraceous ,wools parilla sigillographer storm-tossed charmfully mitraille Yabucoa hypervitalizing taiga magnetite-olivinite ,holomorphic masterwork meteoroids metalloidal howlets eulogizers resow institutions turbosupercharger Agung ,protoconule
47. A meta-ironstone, composed essentially of eulite, almandine and quartz, and locally containing ferrifayalite (Fe4−x(SiO4)2), magnetite, clinopyroxene, biotite, graphite and plagioclase, was discovered at Louzi Mountain, Qianan, Eastern Hebei province, China.
48. Metaphen corneum ecklein Bridely sanatoriria Mundt unexistence becombed cleaner-up calyceraceous ,wools parilla sigillographer storm-tossed charmfully mitraille Yabucoa hypervitalizing taiga magnetite-olivinite ,holomorphic masterwork meteoroids metalloidal howlets eulogizers resow institutions turbosupercharger Agung ,protoconule
49. In the case of blued steel, the protective layer is magnetite or Fe 3 O 4, a black oxide of iron.Bluing provides just partial protection against rust, you still have to be very careful to apply oil to
50. EPi’s mid-temperature black-oxide process, Kool-Blak 225, Blackens steel in 30–45 minutes and converts it to black iron oxide magnetite, which provides a glossy black finish as well as protection for the part