 | Greshake, Ansgar, Wirth, Richard, Fritz, Jörg, Jakubowski, Tomasz, Böttger, Ute (2018) Mullite in Libyan Desert Glass: Evidence for high-temperature/low-pressure formation. Meteoritics & Planetary Science, 53 (3) 467-481 doi:10.1111/maps.13030 | Journal (article/letter/editorial) | | Planetary Science 1–15 (2017) doi: 10.1111/maps.13030 Mullite in Libyan Desert Glass: Evidence for high-temp...atsforschung, Invalidenstraße 43, 10115 Berlin, Germany 2 Helmholtz Centre Potsdam, GFZ German Research...14473 Potsdam, Germany 3 Saalbau Weltraum Projekt, Liebigstraße 6, 64646 Heppenheim, Germany 4 Drohobycka...Sensorsysteme, Rutherfordstraße 2, 12489 Berlin, Germany * Corresponding author. E-mail: ansgar.greshake@mfn-berlin... Within cristobalite, several regions rich in mullite often associated with ilmenite were detected. Mineral |  | | Journal (article/letter/editorial) | | Chlorit", ,,A1-Chlorit") im Cornberger Sandstein yon Cornberg/Hessen GERMAN MOLLER, Heidelberg Eingegangen...material from the Kesselberg area (Black Forest, Germany). Abstract. nz~-~ n y = n x -- | 1.572• 0.002...of sand size but also fill pore spaces of the sandstone. X-ray and chemical investigations confirm that...rich in SiO 2 and A1203, i.e. cristobalite and mullite, are formed. The sudoite of the Cornberger Sandstein...Eigenscha~ten des Sudoits im Cornberger Sandstein yon Cornberg 1. Verbreitung und Entstehung des Cornberger |  | | Journal (article/letter/editorial) | | discovered by X-ray methods. Brickerite. Barrande-Hesse, 1932. In ~. Ahlfeld, Neues Jahrb. Min., Abt. A...raven. [M.A. 5-293.] 1933. Amer. and dioxide, in sandstone Latin corvus, Cuprosklodowskite. H. Buttgenbach...monoclinic crystals, from the Greenland cryolite quarry. Named after Mr. C. F. Jarl, of Oresunds Chemiskc...enclosed in chiolite, from the Greenland cryolite quarry. Supposed to differ from jarlite (q.v.) in its...fibrolitc-mullite series. The X-ray pattern shows a closer relation to that of 'pink mullite' than to |  | de Souza, Zorano Sérgio, Wang, Chao, Jin, Zhen-Min, Li, Jian-Wei, Yang, Junlong, Botelho, Nilson Francisquini, Viana, Rúbia Ribeiro, dos Santos, Larissa, Liu, Peng-Lei, Li, Wei (2019) Pyrometamorphic aureoles of Cretaceous sandstones and shales by Cenozoic basic intrusions, NE Brazil: Petrograhic, textural, chemical and experimental approaches. Lithos, 326. 90-109 doi:10.1016/j.lithos.2018.11.033 | Journal (article/letter/editorial) | | pyrometamorphic Al-magnetite, hercynite, and Fe-mullite. Buchites derived from shales have a cryptocrystalline...1000-1200°C on a piston-cylinder apparatus using sandstone and shale starting materials sandwiched with olivine...crystallization of pyrometamorphic oxides and mullite-sillimanite (Grapes, 1986). CE Ejecta from phreatomagmatic...pyrometamorphism are tridymite, fayalite, MA pyroxene, mullite, sanidine, ilmenite, rutile, Fe-cordierite (sekaninaite)...graphite heater. The starting material (shale, sandstone, and basalt, all with < ~40 microns and SC with |  | Grapes, Rodney, Korzhova, Sophia, Sokol, Ella, Seryotkin, Yurii (2011) Paragenesis of unusual Fe-cordierite (sekaninaite)-bearing paralava and clinker from the Kuznetsk coal basin, Siberia, Russia. Contributions to Mineralogy and Petrology, 162 (2) 253-273 doi:10.1007/s00410-010-0593-0 | Journal (article/letter/editorial) | | clinker beds and breccias consisting of vitrified sandstone–siltstone clinker fragments cemented by paralava... ± clinoferrosilite and ±mullite in paralava and with tridymite and mullite in clinker. Unmelted grains...e-mail: yuvs@uiggm.nsc.ru from extensive fusion of sandstone–siltstone (clinker), and sideritic/Fe-hydroxide...±osumilite, olivine, orthopyroxene, ±clinopyroxene, mullite, ±corundum, hercynite and Fe–Ti oxides (see Grapes...[a]), Kuznetsk coal basin. a Siderite nodule in sandstone; b Collapse breccia consisting of clinker fragments |  | | Journal (article/letter/editorial) | | University Hannover, Callinstr. 3, D-30167 Hannover, Germany (Received 12 February 2009; revised 8 December...Al-Harad/Batn El-Ghoul is a part of the Kurnub Sandstone Unit of Lower Cretaceous age in Jordan (Masri...associated with the Kurnub sandstone unit (Lower Cretaceous), which is a variegated sandstone in the upper member;...massive whitish sandstone (Bender, 1974). In the investigated area, the Kurnub sandstone formation (Lower...from the underlying clayey shale and Nautiloidea sandstone units of Lower Silurian age by a very slight angular |  | | Journal (issue) | | Company, Blue Ridge Stone Corporation, Piney River Quarry (Figure 2). Fines, resulting from the crushing...KYANITE Figure 2. Loading of feldspar at Piney River Quarry, Blue RidgestoneCorp., W. W. Boxley Company, Amherst...converted to mullite at temperatures greater than 3000 degrees Fahrenheit. The mullite is a super-dutyrefractorywith...glass, metallurgical, and foundry industries. Mullite aids ceramics and glass to resist cracking, warping...trucked to theEast Ridge facility for calcining. Mullite is ground and bagged at the Dillwyn Plant and raw |  | Shang, , Zhang, , Xu, , Liu, , Xing, (2019) Mineral Composition, Pore Structure, and Mechanical Characteristics of Pyroxene Granite Exposed to Heat Treatments. Minerals, 9 (9) 553 doi:10.3390/min9090553 | Journal (article/letter/editorial) | | illite and quartz react chemically to produce mullite and the crystal state of the minerals deteriorate...concrete [16], shale [22–24], granite [28,29], sandstone [18,19,28], limestone [17,20], and carbonate [27]...crystallization. Shen et al. [7] have done similar work on sandstone. The above studies have greatly improved the understanding...[43,63], sandstone [7,64], and limestone [58]. Above 500 works for granite [43,63], sandstone [7,64],...60268 0 283 Pyroxene (cps) 101 87 160 115 113 120 Mullite (cps) 0 067 0 62 0119 35 970 Illite (cps) 88 0 |  | | Catalog/List | | Arizona Pure green cleavage AMAZONITE Landsverk quarry, Evje, Norway Ixl 50p lx2£l 11 felspar group____________...£3 7 Pure black mica plate new Analysis , Saga Quarry, Tvedalen near ANNITE Mica__________ paper available...Chrysotile, pale grey-green Ixl £1 County Bridge Quarry,Lizard Mg Fe SiO_______ massive. _________ .Cornwall...Selenite_____________________________ White mass on Sandstone Poona India 1x2 £3 2x2 £5 Safrou, Morocco...S.A. Rotlaufchcn Mine Waldgirmes, 1 x 'A £2.50 Germany Ixl £2 Carnelian Bay.Scarborough Yorkshire 1x2 |  | Guy, Bernard, Thiéry, Vincent, Garcia, Daniel, Bascou, Jérôme, Broekmans, Maarten A.T.M. (2020) Columnar structures in pyrometamorphic rocks associated with coal-bearing spoil-heaps burned by self-ignition, La Ricamarie, Loire, France. Mineralogy and Petrology, 114 (6). 465-487 doi:10.1007/s00710-020-00719-7 | Journal (article/letter/editorial) | | addition, there are so-called buchites, for instance sandstone coal measure intercalations that have been annealed...discuss the case of a burning coal heap in the Loire region (France), similar to others in the world; we report...been emplaced on the location of a former sandstone quarry on the gentle slope of a hillside (Fig. 1b)...wide, about 40 m. at the summit. According to the quarry owner (M. Perrier pers. comm.), the heap comprises...comprises wastes from coal mining (ie. sandstone, shale), fly ash waste from a nearby coal power plant no |  | | Catalog/List | | matrix .Overall size about 1.3cm x 8mm Merehead quarry, Mendips £8 3 43 PURPURITE solid mauve mass...show off the excellent colour Sandamap ,Erongo region Namibia 6x3.5 £25 44 GANOPHYLLITE light orange-...totally covered on the top surface £15 3x2 less 67 MULLITE obvious pink massive about a Jxl area in 2x2 matrix...natrolite about 1.5 overall size Saga Larvikite quarry, Porsgrunn Telemark Norway £6 74 FORSTERITE pale...green pure mass with 3mm Phlogopite plates . Finero Quarry, Verbano-Cusio_ Ossola Piedmont Italy 5x4cm £10 |  | | Journal (article/letter/editorial) | | Paleogene/Neogene sedimentary kaolins in the Amazon region of Northern Brazil [5]. Minerals 2020, 10, 670;...road (about 5 km south of the main outcrop and quarry site). The deposit grades downwards from creamy-white...deposit is embedded within a friable cross-bedded sandstone deposit with herringbone structures at some spots...to rounded pebbles were also found within the sandstone. Based on VES, the estimated thickness of the...scanning electron microscope (Carl Zeiss, Jena, Germany) at the Central Analytical Facilities (CAF), Stellenbosch |  | | Journal (article/letter/editorial) | | Carbonifeorus–Permian sequence of siltstone, quartzose sandstone, sideritic mudstone, kaolinite-rich and sulphide–ankerite...consists of cordierite, anorthite, tridymite, mullite, Fe–Ti oxides and K-rich siliceous glass. Paralava...northern China, coal reserves occur over a vast region extending ∼5000 km in an E–W direction and ∼ 750...sideritic nodules. Lower part is characterised by sandstone and 2–3 coal seams. Lower: Grey, dark grey shale...lower parts contain 2–4 layers of light grey sandstone with 3–5 coal seams, and also siderite, pyrite |  | Chen, Bin, Wang, Yanyan, Franceschi, Marco, Duan, Xiong, Li, Kuizhou, Yu, Yu, Wang, Meiling, Shi, Zhiqiang (2020) Petrography, Mineralogy, and Geochemistry of Combustion Metamorphic Rocks in the Northeastern Ordos Basin, China: Implications for the Origin of “White Sandstone”. Minerals, 10 (12) 1086 doi:10.3390/min10121086 | Journal (article/letter/editorial) | | China: Implications for the Origin of “White Sandstone” Bin Chen 1,2 , Yanyan Wang 3 , Marco Franceschi...revealing the presence of tridymite, cristobalite, mullite, and cordierite that are typically produced in...occurrence of a peculiar, porous, and permeable white sandstone that appears often associated with clinkers or...color of this sandstone could be due to coal fire-related kaolinization of a sandstone protolith produced...metamorphic rocks; ordos basin; clinker; white sandstone; low-temperature hydrothermal circulation; kaolinization |  | | Journal (article/letter/editorial) | | NUMBER 4 PAGES 549–573 1999 The Petrology of Mullite-bearing Peraluminous Xenoliths: Implications for...types are almost pure quartzites and a variety of mullite-bearing aluminous buchites, many of the latter...micaceous lithologies. xenolith; metasedimentary; mullite buchite; plagioclase; isotope geochemistry; crustal...Ireland. The basaltic magmatism in the North Atlantic region is believed to have been in response to the impact...metasedimentary rocks, although some sheets contain sandstone and conglomerate xenoliths from the local Mesozoic |  | | Journal (issue) | | characterized by multiple bars or streaks of pebbly sandstone, with the pebbles more abundant in the upper part...less than 1 millidarcy (mD) in the finer grained sandstone (Figure 7B). Permeability, porosity, and oil content...content, as a rule, decrease as sandstone thickness decreases. Venango Third sand oil is dark green and...bed either at the top or in the middle of the sandstone body. It has porosities between 15 and 20 percent...Laurentine Drake and the early oil industry: Oil Region Alliance of Business, Industry and Tourism, Oil |  | | Book | | as sand and gravel can be sold directly from the quarry for little more than the cost of excavation, and...competitive when compared with sea transport from coastal quarry to coastal market. The intrinsic value of an industrial...by sand, gravel, limestone, igneous rock and sandstone, most of which is used as aggregate for the construction... o Carboniferous Do Devonian 'V Silurian • Sandstone (various ages) ~ Dolerite and Basalt o Granite...exports crushed granite aggregates to Texas, north Germany and elsewhere. Other coastal quarrying operations |  | | Journal (article/letter/editorial) | | Albert-Ludwigs-Universita¨t Freiburg, D-79104 Freiburg, Germany ABSTR ACT Backscattered electron imaging of ...trachytic tephra of the Wehr Volcano, East Eifel area, Germany, show that they have undergone disequilibrium melting...melting to form spinel + biotite + sillimanite/?mullite + peraluminous melt. Textures indicate that in...and sillimanite/?mullite formed with melt produced in cordierite and spinel + ?mullite with melt after...pyrometamorphism, cordierite, muscovite, Wehr volcano, Germany. Introduction MINERAL reactions occurring under |  | | Catalog/List | | mass of small crystals with magnification) Malad Quarry. Malad, Mumbai district Maharashtra India 7x4 £30...Verbano-Cusio Ossola Piedmont Italy 5x7cm £15 Finero Quarry, 39 SEPTARIANNODULE both halves cut and polished...cleavages with yellowish-grey Olivine . Finero Quarry, Verbano. Cusio_Ossola Piedmont Italy 5x5 £8 5x7...with unlmown orange coating on some parts. 71 MULLITE pink area about 8x8mm in 2x2cm rock. Loch Scridain...------------------------------------------80 SANDSTONE replacing BARYTES rosette a piece quite like a |  | | Catalog/List | | Has been acid dipped to show up the colour Erongo Region Namibia 6x5 £25 26 CHLORITE (Pennine ?) 6mm wide...pale green plates on Monticellite 4x3cm Crestmore Quarry, Riverside county California USA £10 2 33 DOLOMITE...thick Bjordam Farm, Bamble South Norway £10 1 68 MULLITE pink area about 8x8mm in 2x2cm rock. Loch Scridain...limestone form the classic Solenhofen location in Germany 8x5cm £25 80 MUSCOVITE on feldspar slightly curved...piece about 5mm Boulby Mine Loftus Yorkshire £6 SANDSTONE after BARYTES rosette a piece quite like a flower |  | | Journal (issue) | | Company, Blue Ridge Stone Corporation, Piney River Quarry. "Fines," resulting from the crushing of 4 NO...0.16 percent. Calcined kyanite is converted to mullite at temperatures greater than 3000 degrees Fahrenheit...glass, metallurgical, and foundry industries. Mullite aids ceramics and glass melts to resist cracking...trucked to the East Ridge facility for calcining. Mullite is ground and bagged at their Dillwyn plant. Approximately... Frey Company, Inc., and Chemstone Corporation quarry and calcine the high-calcium New Market Limestone |  | | Report (issue) | | FOREIGN COUNTRIES Austria Bulgaria Finland France Germany 85 • • • • • • • • • • • • • • ...composition of Al2Si03 Flowsheet for synthetic mullite, Belvedere, England . ACKNOWLEDGEMENTS The valuable...sillimanite, all with the formula Al 2O 3 .SiO2, and mullite which has the formula 3Al 20 3 .2Si02• On calcination...sillimanite alter to mullite and silica. Topaz and dumortierite also yield mullite on calcination, and...readily available in the industrial countries. Mullite can be synthesised from alumina and silica, and |  | | Journal (article/letter/editorial) | | also revealed the presence of small amounts of mullite and hercyuite iu some of the samples from this...decomposed into ferric oxide, cristobalite, and mullite. A g a i n in w e i g h t o f 2 " 5 % is e q...material in 'vitrified' Bunter sandstone in contact with basalt in central Germany. It is interesting to note...Biicking's sillimanite mineral was in reality mullite, his natural product bears a close resemblance...pegmatites intrusive into and contaminated by sandstone and amphibolite. E. Dittler and A. KShler 4 were |  | | Journal (article/letter/editorial) | | set in bold face type Adams, J. W. The visible region absorption spectra of rareearth minerals 356 Adler...Jackson) Andalusite, kyanite and sillimanite, mullite, thermodynamic properties of (Waldbaum). Andersen...and Standard, J. C. Dickite in the Hawkesbury sandstone of the Sydney Basin, Australia 418 Bayly, M. B...5est6k, J. arrd Kitzinger, E. Phases in the spinel region of the system CuO*N{nOr-FeO,. Berndt, F. with Moh...\\r. arrd Gross, E B. Mineralogy of the Kalkar quarry, Santa Cruz, California (abs.) ham) Chrysotile |  | | Journal (article/letter/editorial) | | onset of the main orogenic phase in the Altai-Sayan region as a whole. Geology and geomorphology of the Salair...oldest Cenozoic fires in the northern Altai-Sayan region may have occurred between 0.8 and 3 Ma. Combustion...material in breccias is clinker derived from sandstone 382 I.S. Novikov et al. / Russian Geology and...produced by partial melting of carbonate-cemented sandstone. However, the most frequently found are clinker...produced by partial melting and vitrification of sandstone; concentric pattern that resembles Liesegang rings |
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