 | | Journal (article/letter/editorial) | | an admixture of magnesite. The area under this curve corresponds to 5.55/6 magnesite. A quantitative...analysis by the author for magnesium shows 6.717o magnesite. The random deflections around 7500 are due to...1 ) . T h e s p e c i m e ni s f r o m Styria, Austria. The decomposition begins slowly at 470", reachesa...powder r-ray studies were made on the starting magnesite,on the decomposition product formed when magnesiteis...10000,and on the decompositionproduct formed when magnesite is heated to 5 7 5 o . T h e 1 0 0 0 0p r o d |  | Fernandez-Nieto, C., Torres-Ruiz, J., Subias Perez, I., Fanlo Gonzalez, I., Gonzalez Lopez, J. M. (2003) Genesis of Mg-Fe Carbonates from the Sierra Menera Magnesite-Siderite Deposits, Northeast Spain: Evidence from Fluid Inclusions, Trace Elements, Rare Earth Elements, and Stable Isotope Data. Economic Geology, 98 (7) 1413-1426 doi:10.2113/gsecongeo.98.7.1413 | Journal (article/letter/editorial) | | Genesis of Mg-Fe Carbonates from the Sierra Menera Magnesite-Siderite Deposits, Northeast Spain: Evidence from...respectively, corresponding to the breunnerite and pistomesite members. The morphology, petrographic, mineralogical...deposits have similarities to Alpine-type magnesite deposits (Austria, Slovakia, western Carpathian Mountains...Coto Wagner mines (Lunar and Amorós, 1979), Cala mine (Velasco and Amigó, 1981), Marquesado mines (Torres-Ruiz...Spanish iron production. In the Sierra Menera district, iron was first extracted from artisan ironworks |  | | Journal (article/letter/editorial) | | grain size. One is much richer in magnesium (pistomesite) than the other (siderite). The latter is relatively...siderite appears to have formed earlier than the pistomesite. The stratiform character of these deposits appears...estimates Carbonate phase X.R.D. data Siderite Pistomesite 7A Clay IoA Clay Quartz 20 A 38% 51 38 30... 2 carbonate phases present : siderite and pistomesite ? ,,/ 9 /~" =x~ ,- \ A v, ~ \ "2 .....2-84/~, dolomite 2.88 ~, calcite 3"o35 A, and magnesite 2"74 A. The carbonate occurring in all subsamples |  | | Journal (article/letter/editorial) | | the members of the group, thus— Calcite, . . Magnesite, . Chalybite, . Calamine, . Rhodochrosite,. CaCo...names have been given to them, thus— Mesitite. Pistomesite •Ankerite . . . . . . is „ „ 2MgCo MgCo 2...rhombohedron angle in mesitite lies between that of magnesite (72° 36') and that of chalybite (73° 0'). (2)...specific gravity of mesitite is 3"38, while that of magnesite is 3"06, and that of chalybite is 3*8. The variation |  | Voigtländer, G., Möller, P., Ellmies, R., Krupenin, M. T., Germann, K. (1999) Origin of giant stratabound deposits of magnesite and siderite in Riphean carbonate rocks of the Bashkir mega-anticline, western Urals. Geologische Rundschau, 87 (4) 589-602 doi:10.1007/s005310050233 | Journal (article/letter/editorial) | | Möller Origin of giant stratabound deposits of magnesite and siderite in Riphean carbonate rocks of the...Bashkir mega-anticline (western Urals) stratabound magnesite, siderite, fluorite and base-metal deposits are...giant deposits of siderite (Bakal) and sparry magnesite (Satka) belong to the largest known mineral deposits...epigenetic metasomatic replacement. In the stratiform magnesite deposits of Satka, O- and C-isotopes, REE pattern...Germany Key words Sediment-hosted deposits · Magnesite · Siderite · Bashkir mega-anticline · Riphean |  | | Journal (article/letter/editorial) | | sideritic rocks is sideroplesite. Berthierine, pistomesite, calcite, and ankerite are important components...samples containing rhombohedral crystals of pistomesite and sideroplesite were examined. Studies of the...sideroplesite anddepth sparite304.5 rhomboedrons of pistomesite (Pt) (B) in clayey-sandy siderite; Omięcin XI/3...sideroplesite (arrow), andnicols. sparite of pistomesite (Pt) in fragclayey-sandy ment of aOmi˛ brachiopod... (D) PL—crossed nicols. (E) Rhomboedrons of pistomesite (Pt) with a weakly visible zonal structure in |  | Rusinov, V. L., Rusinova, O. V., Kryazhev, S. G., Shchegol’kov, Yu. V., Alysheva, E. I., Borisovsky, S. E. (2008) Wall-rock metasomatism of carbonaceous terrigenous rocks in the Lena gold district. Geology of Ore Deposits, 50 (1) 1-40 doi:10.1134/s1075701508010017 | Journal (article/letter/editorial) | | Carbonaceous Terrigenous Rocks in the Lena Gold District V. L. Rusinov†a, O. V. Rusinovab, S. G. Kryazhevb...Received July 12, 2007 Abstract—The Lena gold district is situated in the fold-and-shear belt of the...the formation of ore deposits in the Lena gold district have some specific attributes and at the same...Fig. 1. Geological sketch map of the Lena gold district. Compiled on the base of the State Geological...GEOLOGICAL OVERVIEW OF THE LENA GOLD DISTRICT The Lena gold district occupies the northern Patom Highland |  | | Journal (article/letter/editorial) | | minerals of the siderite-magnesite series (siderite, sideroplesite, pistomesite) and from ankerites; a...Stalinogorsk sandstones; of sideroplesite and pistomesite in the Upper Malinovsk section; and of dolomite |  | | Journal (article/letter/editorial) | | ZincandIronMetallogeny in theManiwaki-Gracefield District, SouthwesternQuebec* MICHEL GAUTHIER** AND ALEX...studies. alization of the Maniwaki-Gracefield district are The presentmetallogenic studywasundertakenin...(APHEBIAN zinc unit) (magnetite- graphite-magnesite-forsterite b) dolomitic Amphibolite(minorbiotite...broad-scale sedimentaryandstrucManiwaki-Gracefield district, is located along the tural features. westernmarginof...basementrocksof the mapareaare composed Maniwaki-Gracefield district. Nevertheless, several of well-foliated, gray |  | | Report (issue) | | north-west of C.”; A, B, and C may all be in the same district, but it is sometimes difficult or impossible to...” “Leigh Creek,” “Avondale Mine”; all these are in the Leigh Creek District, and there may be but one...Zmc-lead Salphide Deposits of the Read-Rosebery District. Bull. Geol. Surv, Tas., 23, 1915. .Jensen (H...Mount Shamrock Mine. Ihid., No. 168, 1901. 34. On the Mount Biggenden Gold and Bismuth Mine and Paradise...Cloncurry Copper-mining District Ihid., No. 215, 1908. 38. Cloncurry Copper-mining District*: Part 2. : 39. |  | | Journal (article/letter/editorial) | | L.V. Anfimov, and M.T. Krupenin. In the Bakal district, the deformed and eroded Archean rocks of the...Vostochny, Rudnichny, Irkuskan, and other deposits. Magnesite deposits (Shikhan, Ivanovsky, Bakal, Zolotaya...terrigenous rocks and basic volcanics. The Bakal district is localized in the Bashkir Anticlinorium, a zone...direction (Kamaletdinov, 1986). The deposits of this district are located in the Upper Bakal Synclinorium, a...siderite proper, sideroplesite (5–30% Mg), and pistomesite (30–50% Mg); the Fe grade ranges from 27 to 45% |  | | Journal (article/letter/editorial) | | Loughlin, G. F., The oxidized zinc ores oœthe Tintie district, Utah. Ecom GEOL. 9: 1-19, 1914. x4Talmage, S...different sourcesbut even on specimensfrom a single district. The "personalequation"is probablyimportantin...1941. 2x Faust, G. T., The differentiation of magnesite from dolomite. Ecoa. GEor.. 39: 142151, 1944....Dolomite, CaO. MgO- 2CO• .... 1.500 1.681 2.87 Magnesite, MgO- CO• ......... 1.509 . 1.700 2.96 (Intermediate...(Intermediate are breunnerite, mesitite, pistomesite, and sideroplesite) ß Siderite,FeO.CO•............ ] |  | | Journal (article/letter/editorial) | | nomenclature of olivines and carbonates of the magnesite–siderite series, the compositions of which are...the magnesite– siderite series, where breunnerite and mesitite are chemical varieties of magnesite, whereas...whereas pistomesite and sideroplesite are chemical varieties of siderite. The names aquamarine, emerald |  | | Book | | " Ajax, Line and 8 7 ' ' 10 For "Coronet Mine'" Coronet Hill. For ' ' " three miles " after...near Strathalbyn, Wallaroo Bay, Yudanamutana Mine, Daly Mine, Winninnie, Flinders Heights. AGATE. All over...ALBITE. Olabidnie Creek. ALLOPHANE. South-east district in Miocene rocks. ALMANDITE. Mount Babbage,...ORE. ANGLESITE. sulphide, Mount Fitton Mine. Aclare Mine. Wilpena Pound. ANKERITE. Gill's Bluff...ANNABERGITE. APATITE. ; Mount Bold. Young's Mine (near Blinman), Nicholl's Nob. Kurilla and Wallaroo |  | El Arbaoui, Amel, Bouabdellah, Mohammed, Wafik, Amina, Klügel, Andreas, Jébrak, Michel, Castorina, Francesca, Lowry, Dave, Lecumberri-Sanchez, Pilar, Essaifi, Abderrahim, Maacha, Lhou (2019) The Roc Blanc orogenic Pb-Zn-Ag-Au deposit (Morocco): a product of metamorphic dehydration and CO2 devolatilization during exhumation of the Variscan Jebilet massif. Mineralium Deposita, 54 (3) 437-458 doi:10.1007/s00126-018-0818-0 | Journal (article/letter/editorial) | | and regional tectonics remain unresolved at the district scale; importantly, the question of such genetic...N (Fig. 2). Early exploration in the Roc Blanc district goes back to medieval times during which Roman...zircon; Dostal et al. 2005). Country rocks in the district have undergone polycyclic deformation and associated...Sarhlef schists Microdioritic dykes Roc Blanc mine Fig. 3 Geology of the Roc Blanc Pb-Zn-Ag-Au deposit...accounting for nearly all of the extracted ore from the mine. The orebodies contain 160 to 1500 g/t Ag (locally |  | | Book (edition) | | pinacoid + basal pinacoid brucite calcite magnesite C- siderite smithsonite rhombohedron DITRIGONAL...minerals, and facilitating their classification. Magnesite, MgCCh, and siderite, 2+ FeCCh, are two isotypous...iron to magnesium (breunnerite, mesitite, pistomesite), but the stoichiometric ratio of divalent cations...hydrochloric acid, diluted and cold (calcite) or hot (magnesite), or concentrated and cold (dolomite) or hot (siderite)...staurolite, vesuvianite, scapolite), carbonates (magnesite), oxides (rutile, corundum, ilmenite, spinels) |  | | Book (edition) | | in the epidote from the Untersulzbachthal in the Tyrol, the biaxial figures may be observed immediately...CaCOg ^o 105 10% 5' 1 , as follows : Magnesite. Rhodochrosite. Siderite. 2C0 3 MgC0 MnCO...Ankerite (parankerite), breunerite, mesitite, and pistomesite belong to All the above species have an analogous...CARBONATES. Rhombohedral. General formula, KCO 3 magnesite siderite rhodochrosite ; smithsonite. Aragonite...rare, and mostly in filaments at the Ophir tained. mine rare, and disseminated or filamentous in California |  | | Journal (article/letter/editorial) | | Mineral Chemical composition Line Maghemite Magnesite Magnetite Magnetite/vanadiferous Malachite Malayaite...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...deposits embedded within sedimentary series (magnesite, borate) or they form sediments by themselves...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized | | | Journal (article/letter/editorial) | | Mineral Chemical composition Line Maghemite Magnesite Magnetite Magnetite/vanadiferous Malachite Malayaite...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...deposits embedded within sedimentary series (magnesite, borate) or they form sediments by themselves...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized |  | Rockwell, Barnaby W., Knepper, Daniel H., Horton, John D. (2015) Landsat maps (phase V, deliverable 60), ASTER maps (phase V, deliverable 62), ASTER_DEM maps (phase V, deliverable 63), and spectral remote sensing in support of PRISM-II mineral resource assessment project, Islamic Republic of Mauritania (phase V, deliverables 61 and 64): Chapter E in Second projet de renforcement institutionnel du secteur minier de la République Islamique de Mauritanie (PRISM-II). Open-File Report Vol. 2015 (2013-1280) US Geological Survey doi:10.3133/ofr20131280e | Report (issue) | | Area 2). The town of Akjoujt and the Guelb Moghrein mine are located at left center (see figure 6). Green...diagnostic absorption features of siderite and magnesite are indicated (Clark, Swayze, Wise, and others...information provided by Norman Bailie. Width of photo at mine wall is approximately 80 m........................produced from 2000 ASTER data acquired prior to mine development. The red pixels overlain on the image...produced from 2006 ASTER data showing incipient mine development. Sample collection points indicated | | | Report (issue) | | Area 2). The town of Akjoujt and the Guelb Moghrein mine are located at left center (see figure 6). Green...diagnostic absorption features of siderite and magnesite are indicated (Clark, Swayze, Wise, and others...information provided by Norman Bailie. Width of photo at mine wall is approximately 80 m........................produced from 2000 ASTER data acquired prior to mine development. The red pixels overlain on the image...produced from 2006 ASTER data showing incipient mine development. Sample collection points indicated |  | | Book | | A.IRN-gorm Calarnine .................. K.-\L-ah-mine Calaverite ............... .. KAI.,-uh-Vi\lR-ite...MAG-huh-mite Magma .................... MAG-muh Magnesite .................... MAG-nuh-site Magnetite ....PIE-zuh-lite Pistacite .................. PISS-tuh-site Pistomesite ................ PISS-tuh-MAY-site Pitch ... |  | | Book (edition) | | in the epidote from the Untersulzbachthai in the Tyrol, the biaxial figures may be observed immediately... Calcite. Dolomite. CaC08 105 5' 1 106 Magnesite. Bhodochrosite. Siderite. Smithsonite. 2C03...Ankerite (parankerite), breunerite, mesitite, and pistomesite belong to same group. All the above species have...carbonates calcite has the composition CaCO3 and magnesite MgCO 3 but in dolomite the place of the basic...2aq. CAKBONATES. Calcite group. dolomite ; magnesite ; siderite Aragonite group. Orthorhombic. cerussite |  | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | | 100. Found at several mines in the Huantajaya district, calcite, embolite, cerargyrite, bromyrite, iodyrite...as at Caracoles in Antofagasta, the Huantajaya district in Tarapaca, and especially Chanarcillo in Atacama;...Obtained in notable amounts in the Broken Hill district. New South Wales (bromian pt.). In the United...Tombstone, Cochise County, Arizona; in the Rand district and in the Calico and Barstow mines, San Bernardino...in Nevada in the Bullfrog district, Nye County, and in the Rochester district, Halides 14 Humboldt |  | | Book (edition) | | gives the indices 221 for the face. To deter 192. mine, by plotting, the axial ratio of an orthorhombic...3 which they have replaced. The molecules of magnesite and siderite, MgCO 3 and FeCO 3 may replace each...character to those near Kimberley, are the Jagersfontein mine in Orange Free State and the Premier, near Pretoria...from India, weighing 44 carats. ; at the Premier mine. It was named the Cullinan and was presented by...largest part of the world's supply comes; Passau district in Bavaria; southern Bohemia; Korea; Madagascar; |
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