 | Dong, Aiguo, Zhu, Xiang-Kun, Li, Shi-Zhen, Kendall, Brian, Wang, Yue, Gao, Zhaofu (2016) Genesis of a giant Paleoproterozoic strata-bound magnesite deposit: Constraints from Mg isotopes. Precambrian Research, 281. 673-683 doi:10.1016/j.precamres.2016.06.020 | Journal (article/letter/editorial) | | of a giant Paleoproterozoic strata-bound magnesite deposit: constraints from Mg isotopes Aiguo Dong,...of a giant Paleoproterozoic strata-bound magnesite deposit: constraints from Mg isotopes, Precambrian...of a giant Paleoproterozoic strata-bound magnesite deposit: constraints from Mg isotopes Aiguo Donga...bkendall@uwaterloo.ca (B Kendall) ABSTRACT Giant strata-bound magnesite deposits are absent in modern and most Phanerozoic...data from the world’s largest strata-bound magnesite deposit belt, hosted by the ca. 2.1 Ga Dashiqiao Formation |  | | Journal (article/letter/editorial) | | Composition, and Physicochemical Model of Sparry Magnesite Deposits of the Southern Urals M. T. Krupenina...20, 2015 Abstract⎯The metasomatic nature of magnesite formation, sequence and timing of geological processes...sparry magnesite in the South Ural province. The hydrothermal metasomatic formation of magnesite is related...determine the necessary prerequisites for sparry magnesite formation: the occurrence of marine salt solutions...DOI: 10.1134/S1075701517010044 INTRODUCTION Magnesite is an important mineral, the basis of periclase |  | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L East Derry, N . H . 0 3 0 4 1 IV S A L Z...Galena; Arsenopyrite; Marcasite; Calcite Xls; Clinochlore; Disthene; Hematite; Gold panning. Worth is 3...Lower l_ 16 M i l e s 222 AustCla I V. UPPER AUSTRIA ROCKS A N D MINERALS Bischopshofen, S of the...Apatite Xls; Magnesite; Siderite; Hematite Xls. Berchtesgaden (Germany). W of. (Austria)—Magnesite operation...lbs. Genera!—Octahedrite Xls (Minute). V UPPER AUSTRIA (OBER OSTREICH) Hallstatt. On extreme southern |  | | Journal (issue) | | Modern Venus BC Pinolite: Magnificent Metasomatic Magnesite Engaging the Elementary: Geology Outreach in Saskatchewan...pinecone-like texture formed by coarse-grained magnesite crystals. The sculpture was created by Deborah...R.C., and Wilson, L., 2015, A pyroclastic flow deposit on Venus, in Plattz, T., Massironi, M., Byrne,...2021, The geotectonic setting, age and mineral deposit inventory of global layered intrusions: Earth-Science...SERIES Heritage Stone 8. Formation of Pinolitic Magnesite at Quartz Creek, British Columbia, Canada: Inferences |  | | Journal (article/letter/editorial) | | siliceous magnesium bearing carbonates consisting of magnesite and dolomite. These deposits are distributed over...over a large area, occurring in association with magnesite and rarely with dolomite. They are found as fine-grained...represent different phases of reactions between magnesite and silica to produce talc, thus equilibrium conditions...assemblage of magnesite ? quartz ? talc. Scanning electron microscopy also demonstrates that magnesite has reaction...boundary in the magnesite–dolomite–talc assemblage. The major and trace elements in magnesite/dolomite and |  | | Journal (article/letter/editorial) | | Printed in Austria Rare Earth Element Fractionation in Metamorphogenic Hydrothermal Calcite, Magnesite and... The Radenthein magnesite and Hiittenberg siderite deposits, both Carinthia, Austria, are discussed and...wird gezeigt, dab sowohl ftir die Radenthein-Magnesite als auch fiir die Htittenberg-Siderite nur ein...the chemical composition of the precursors of magnesite and siderite, (iii) the mode of crystallization...coprecipitation of the REEs (Mrller et al., 1991). If magnesite and siderite are primary precipitates from hydrothermal |  | Oskierski, Hans C., Beinlich, Andreas, Mavromatis, Vasileios, Altarawneh, Mohammednoor, Dlugogorski, Bogdan Z. (2019) Mg isotope fractionation during continental weathering and low temperature carbonation of ultramafic rocks. Geochimica et Cosmochimica Acta, 262. 60-77 doi:10.1016/j.gca.2019.07.019 | Journal (article/letter/editorial) | | of Technology, Rechbauerstraße 12, 8010 Graz, Austria dGéosciences Environnement Toulouse (GET), CNRS...weathering and associated magnesite formation, including the lowest δ26Mg of magnesite reported so far. At...the ultramafic Mg source rocks and associated magnesite deposits provides boundary conditions that constrain...the ultramafic precursor. In contrast, nodular magnesite hosted in ultramafic rock shows δ26Mg values between...‰ that are significantly lower than those of magnesite and dolomite that formed by hydrothermal alteration |  | | Journal (article/letter/editorial) | | extending from Belgium, in the West, through the Ruhr District, Germany, to the Upper Silesian Coal Basin, Poland...this issue in a way tailor-made to each type of deposit (Dill, 1983; Sillitoe, 1991; Dill et al., 1992;...with carbon dioxide into talc and Fe-bearing magnesite or using the still common but a bit out-dated...Mingora, NW Pakistan occur in talc-magnesite and quartz-magnesite assemblages, associated with quartz...such as clinochlore leading to the pink to pale purple colored kämmererite or chromium clinochlore [Mg5(Al |  | Kilias, Stephanos P., Pozo, Manuel, Bustillo, Manuel, Stamatakis, Michael G., Calvo, José P. (2006) Origin of the Rubian carbonate-hosted magnesite deposit, Galicia, NW Spain: mineralogical, REE, fluid inclusion and isotope evidence. Mineralium Deposita, 41 (7) 713-733 doi:10.1007/s00126-006-0075-5 | Journal (article/letter/editorial) | | Calvo Origin of the Rubian carbonate-hosted magnesite deposit, Galicia, NW Spain: mineralogical, REE, fluid...Springer-Verlag 2006 Abstract The Rubian magnesite deposit (West Asturian— Leonese Zone, Iberian Variscan...schists. The main (lower) magnesite ore body comprises a package of magnesite beds with dolomite-rich intercalations...micaceous schists. In the upper ore body, the magnesite beds are thinner (centimetre scale mainly) and...deformation, whereas neither Rubian dolomite nor magnesite show evidence of tectonic disturbance. This suggests |  | | Report (volume) | | Magnesite Deposits in the Serra das Eguas, Brumado Bahia, Brazil By ALFRED J. BODENLOS GEOLOGIC INVESTIGATIONS..._________________________________________ 88 Magnesite occurrences ___________ .:._________________________...________ 91 Discovery and development of the magnesite deposits of the Serra dasEguas_______________...and associated minerals____________________ 117 Magnesite textures and their relation to deposition_________________...the Pedra Preta magnesite deposit. 14. Geologic map of the Piraja magnesite deposit. 15. Geologic map |  | | Journal (article/letter/editorial) | | Original paper Origin and metamorphic evolution of magnesite-talc and adjacent rocks near Gemerská Poloma,...Republic * Corresponding author 1 2 Magnesite and talc deposit Gemerská Poloma is located in Early Palaeozoic...assemblages in the metagranite. Keywords: talc-magnesite deposit, metamorphism, P–T, Gemericum, Western Carpathians...granites (Kovách et al. 1986; Poller et al. 2000). Magnesite–talc rocks at Dlhá Dolina Valley near the village...at least two models explaining the origin of magnesite and talc formation at the studied locality. Radvanec |  | Barbosa, Carlos P., Falster, Alexander U., Simmons, William B., Webber, Karen L., Nizamoff, James, Gaines, Richard V. (2000) Minerals of the Brumado Magnestle Deposits, Serra das Éguas, Bahla, Brazil. Rocks & Minerals, 75 (1) 32-39 doi:10.1080/00357520009602572 | Journal (article/letter/editorial) | | Universitaria] at 23:45 29 December 2014 M!mrdb of the Magnesite Dep 32 Serra das Eguas, Ba ROCKS 6 MINERALS...famous magnesite deposit of Brumado (old name: Bom Jesus das Meiras) in the Serra das Eguas district, Brazil...Brazil, is one of the largest magnesite deposits in the world. The first recorded mining activity in the...mined for almost thirty years. The associated magnesite was recognized but subsequently forgotten (Bodenlos)...the magnesite Occurrences and set out to prospect for magnesite, aided by a sample of magnesite that |  | | Report (issue) | | WESTERN AUSTRALIA 1 TALC, PYROPHYLLITE AND MAGNESITE IN WESTERN AUSTRALIA FRONTISPIECE: COVER: Talc...ABEYSINGHE, P. B., 1996, Talc, pyrophyllite and magnesite in Western Australia: Western Australia Geological...3. Abeysinghe, P. B. Talc, pyrophyllite and magnesite in Western Australia Bibliography. Includes Index... 2. 3. I. I/. Asbestos - Western Australia. Magnesite - Western Australia Pyrophyllite - Western Australia...64 Part 2 - Magnesite Chapter 5: Mineralogy, mode of occurrence and uses of magnesite Mineralogy .. |  | Boskabadi, Arman, Pitcairn, Iain K., Broman, Curt, Boyce, Adrian, Teagle, Damon A. H., Cooper, Matthew J., Azer, Mokhles K., Stern, Robert J., Mohamed, Fathy H., Majka, Jaroslaw (2017) Carbonate alteration of ophiolitic rocks in the Arabian–Nubian Shield of Egypt: sources and compositions of the carbonating fluid and implications for the formation of Au deposits. International Geology Review, 59 (4) 391-419 doi:10.1080/00206814.2016.1227281 | Journal (article/letter/editorial) | | e)). Veins, nodules and irregular pockets of magnesite and dolomite with quartz occur within the talc-rich...following Rosenbaum and Sheppard (1986). Magnesite and mixtures of magnesite and dolomite were treated as dolomite...Three dolomite samples (Me2, Me12, Me28) and magnesite veinlets in serpentinite sample Me9, and one quartz...temperature; Dol, dolomite; Qz, quartz; Mgs, magnesite; n.d. (not detected). *mass % (NaCl+CaCl2) eq...Me21. (d) Antigorite flakes are intergrown with magnesite (Mgs) and minor talc (Tlc) in Atg-serpentinite |  | Dong, Aiguo, Zhu, Xiang-kun, Li, Zhihong, Kendall, Brian, Li, Shizhen, Wang, Yue, Tang, Chao (2017) A multi-isotope approach towards constraining the origin of large-scale Paleoproterozoic B-(Fe) mineralization in NE China. Precambrian Research, 292. 115-129 doi:10.1016/j.precamres.2017.01.030 | Journal (article/letter/editorial) | | Fe (e.g., >60% Fe2O3 content in the Wengquangou deposit). To constrain the origin of these unusual deposits...Mg-rich Houxianyu borate deposit and the Fe-rich Wengquangou borate deposit in NE China. The δ11B values...isotopes; Fe isotopes; Mg isotopes; borate deposit; iron deposit; Paleoproterozoic 1 Introduction Nearly...magnetite-rich ores is more than 60% in the Wengquangou deposit). In contrast to the Phanerozoic borate deposits...Fe-rich borate deposits. Both types of borate deposit are typically affected by greenschist to amphibolite |  | | Journal (article/letter/editorial) | | Horse Rim and Their Relationship to Talc and Magnesite Mineralization and Associated Dolomitization,...greenschist facies and currently consist of clinochlore and minor quartz. Based upon the bulk-rock composition...suites of magnesian minerals, including talc and magnesite, which are interpreted to have formed from similar...mines, talc deposits, and a currently operating magnesite mine (Dawson et al., 1991). Each of the major...geochemical characteristics among Pb-Zn, talc, and magnesite deposits, and their association with regional |  | Lugli, Stefano, Morteani, Giulio, Blamart, Dominique (2002) Petrographic, REE, fluid inclusion and stable isotope study of magnesite from the Upper Triassic Burano Evaporites (Secchia Valley, northern Apennines): contributions from sedimentary, hydrothermal and metasomatic sources. Mineralium Deposita, 37 (5) 480-494 doi:10.1007/s00126-001-0251-6 | Journal (article/letter/editorial) | | fluid inclusion and stable isotope study of magnesite from the Upper Triassic Burano Evaporites (Secchia...Springer-Verlag 2002 Abstract Sparry and microcrystalline magnesite are minor constituents of the Upper Triassic Burano...Apennines in Italy. Petrography and geochemistry of magnesite suggest three modes of formation. (1) Evaporitic...Evaporitic precipitation of stratified microcrystalline magnesite layers associated with sulfate and carbonate rocks...(9.78 wt% FeO) lenticular sparry magnesite. This type of magnesite is characterized by very low LREE |  | | Journal (article/letter/editorial) | | morning was spent in the office of the Liaoning Magnesite Company at Dashiqiao, where we heard about the...the geology of the Huaziyu magnesite deposit to be visited after lunch and the Houxianyu boron mine to...a fortune on excess baggage. The Huaziyu magnesite deposit (located 18 km southeast of Haicheng) was...indeed striking, with a large exposure of white magnesite and accessory minerals. The ore-bearing se quence...staurolite-mica schist, and six concor dant magnesite beds, the thickest being 180-220 meters thick |  | Martin, Silvana, Toffolo, Luca, Moroni, Marilena, Montorfano, Carlo, Secco, Luciano, Agnini, Claudia, Nimis, Paolo, Tumiati, Simone (2017) Siderite deposits in northern Italy: Early Permian to Early Triassic hydrothermalism in the Southern Alps. Lithos, 284. 276-295 doi:10.1016/j.lithos.2017.04.002 | Journal (article/letter/editorial) | | Herzegovina), Erzberg, Werfen and Hüttenberg (Austria), Harz Mountains (Germany), St. Georges d’Hurtières...correspondence to carbonate beds. No S-type siderite deposit is reported in sedimentary formations younger than...These include (a) the Servino-hosted conformable deposit of Schilpario (Val di Scalve); (b) recrystallized... ferrotremolite, magnesite-siderite-rhodochrosite (Mg-Fe-Mn carbonate), clinochlore-daphnite, albite-anorthite...whole W/R range. A small peak in siderite and magnesite component (~25 mol% and ~21 mol%, respectively) |  | Boskabadi, Arman, Pitcairn, Iain K., Leybourne, Matthew I., Teagle, Damon A.H., Cooper, Matthew J., Hadizadeh, Hossein, Nasiri Bezenjani, Rasoul, Monazzami Bagherzadeh, Reza (2020) Carbonation of ophiolitic ultramafic rocks: Listvenite formation in the Late Cretaceous ophiolites of eastern Iran. Lithos, 352. 105307 doi:10.1016/j.lithos.2019.105307 | Journal (article/letter/editorial) | | harzburgite protolith to final listvenite (quartz + magnesite/± dolomite + relict Cr-spinel) reflects successive...antigorite serpentinization, antigorite-talc-magnesite alteration, finally 1 Journal Pre-proof producing...“listvenite mobility sequence”. Sr/86Sr values of magnesite and dolomite in carbonated lithologies and veins...that caused the listvenitization and associated magnesite deposits remain poorly understood. With the exception...serpentinites (Fig. 3a, c, d). In places, white magnesite stockworks occur in partially re serpentinized |  | | Journal (article/letter/editorial) | | both the magnesite and dolomite.Apartfrom the thin bandsof schistanddolomite,the magnesite ore containsabout5...paperpresentsa mineralogicand geologicinvestigationof the deposit,with t.heaim of providing more detailedinformationon...schists surroundingthe Central Savageiron ore deposit(Urquhart, 1966). The associated igneousrocksof...PiemanRiver whichcut the Whyte schists and CAMIBRIAN MAGNESITE LOWER • THE SAVAGE RIVERappearlessmetamorphosedthan...CAMBRIAN DOLOMITES PRECAMIBRIAN • QUARTZITES MAGNESITE PRECAMBRIAN SCHISTS delineates a wide zone |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g...., Bavaria. both Germany, and from the Rabejac deposit, Herault dept.. France.AM 49. 1578-1602, 1964....Grossgreiner Mt., overlooking Zillertal Valley, Tirol, Austria, and at Passo di Vizze, Trentino-Alto Adige, Italy...crystals in Obersulzbachtal Valley, Salzburg, Austria. AM 61,178, 1976. Af ghanite (Na.I<,Ca)6Ca 2 [...Afghanitan. and in marblein the 1altrB~strinskoye deposit.30 km W of Slyudyanka. Siberia.Rus ia. EJM9. 21-30 |  | | Book | | diamonds" (ULRICH 1989). Europe ha s deposits in Austria, England ("Cornish diamonds", "Bristol diamonds")...inclusions, that are unusually lang for this kind of deposit, with the locality designated as Jinkouhe, Leshan...Uri/Switzerland and Anhydrite could be demonstrated from a deposit in the Eastern Alps short time ago (Dr. Elisabeth...quartz from the Ritterkopf, Rauris, Salzburg, Austria. Detaile view, width about 2 cm. 34 Bis 1 cm...inclusions in quartz were reported also from the gold deposit Byngi near Beresovsk, Ural Mts., Russia. Gold with |  | | Report (issue) | | reference for the Pala Wright (5) pp. 19,40. district, Jahns and AMPHIBOLES TREMOLITE Riverside County:...came from one mile east Spring, Ubehebe mining district. Inyo County: of Dodd AXINITE 2, A specimen...Valley, Ubehebe Inyo County: in epidote, mining district, confirms the reference no. 2 in Bulletin 136... is reportiHl ) CERARAGYRITE Kern County: district, 2, Additional reference to occurrence in the...andalusite CHLORITE Clinochlore San Benito County: Tabular crystals of clinochlore (?) as much as -^Q |  | | Journal (article/letter/editorial) | | especially in the Sibuering assemblage with clinochlore + talc + kyanite + rutile + H2O. Application...1995, C. Chopin, ms), also discovered in a magnesite deposit near Modum, Norway (Rùmming and Raade 1989)...serpentine-magnesite deposits of the Modum area, Norway, and coexist at the Tingelstadtjern deposit, where...the breakdown corona of althausite + apatite magnesite that develops around the large heneuite crystals...maximum value for given P and T are elbss + clinochlore + talc + kyanite + rutile + H2O, in 67 Fig |
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Magnesite deposit, Sunk, Hohentauern, Murtal District, Styria, Austria