 | | Report (issue) | | high fi-om the Vallone workings in the Rio Marina mine Collection Walter Giannini Photo Franco Valoti ...Pezzotta Museo Civico di Storia Naturale in Milan, Italy with Contributions by Christina Denison, Andrea...high Grotta d'Oggi, San Piero in Campo, Elba, Tuscany, Italy Collection Dave Eidahl; photo Erica and Harold...history on Elba is, in the words of long-time iron mine director Giulio Pulle,"lost in the obscurity of...Etruria called Aethalia where there is a copper mine from which they had obtained the copper employed |  | | Journal (article/letter/editorial) | | pohwatp@si.edu Siderite Siete Suyos Mine, Atocha-Quechisla District Sud Chichas Province, PotosĂ Department...superb backgrounds for the A-List minerals, is siderite. Its typical brown color is perfect for highlighting...at a later time), siderite is an underappreciated star in its own right. Siderite is ferrous iron carbonate...conchoidal fracture and a perfect _ cleavage on {1011}. Siderite has a hardness of 3.75â4.25, as measured on the...ash-gray, and white. An interesting fact concerning siderite is that it is paramagnetic, meaning it is attracted |  | DâOrazio, Massimo, Biagioni, Cristian, Dini, Andrea, Vezzoni, Simone (2017) Thallium-rich pyrite ores from the Apuan Alps, Tuscany, Italy:constraints for their origin and environmental concerns. Mineralium Deposita, 52 (5) 687-707 doi:10.1007/s00126-016-0697-1 | Journal (article/letter/editorial) | | Thallium-rich pyrite ores from the Apuan Alps, Tuscany, Italy: constraints for their origin and environmental...southern sector of the Apuan Alps (AA) massif, Tuscany, Italy, is characterized by the occurrence of a series...marcasite ore samples from other mining districts of Tuscany have been collected in order to compare them with...radiogenic than those from the other deposits from Tuscany. Geochemical data of pyrite ores from AA give new...56126 Pisa, Italy 2 Istituto di Geoscienze e Georisorse, CNR, Via Moruzzi 1, 56124 Pisa, Italy Keywords |  | ZuÌrcher, Lukas, Ruiz, JoaquiÌn, Barton, Mark D. (2001) Paragenesis, Elemental Distribution, and Stable Isotopes at the PenÌa Colorada Iron Skarn, Colima, Mexico. Economic Geology, 96 (3) 535-557 doi:10.2113/gsecongeo.96.3.535 | Journal (article/letter/editorial) | | diorite-carbonate contact in the western sector of the mine. High Ti magnetite from this zone contrasts with...veins with wide kaolinite alteration halos. In the mine area, aplitic dikes related to this intrusive event...related to the Sierra Madre Occidental volcanic province occur throughout the region. At Peña Colorada...Puerto Vallarta batholith and the El Encino iron mine areas (PantojaAlor, 1983). Sierra El Mamey, the...Peña Colorada is approximately 750 m thick. The mine-scale geologic map and 536 537 PEĂA COLORADA |  | | Book | | 2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...Oblast. Alpine-type clefts in the famous Dodo quartz mine commonly contain ilmenite, occurring as lustrous |  | | Journal (article/letter/editorial) | | fayalite, mt - magnetite,ht = hematite,and sid==siderite. B. Low-pressureisobaric log /%--T diagram. Shaded...scheelite. In this section, magnetite replaces, for siderite was certainly not we shall neglect scheelite,which...1971, Les minerals de magn6tite et les skarns du Ginevro (Ile d'Elbe, Italie): Mineralium Deposita, v. 6 |  | | Book (volume) | | to try to list all of the mining geologists and mine managers who made these visits possible and who...Netherlands-Extreme Western Germany, Switzerland, and Italy. Volume V (or Volume III, Part III) will take up...current electoral and administrative departments. In Italy the deposits are listed alphabetically, except for...east of Coimbra (N40°12 N, 8 ° 2 5 W ) in the province off Beira f Baixa and some 25 km slightly NofW...crude ore averages about 0.3 per cent of WO3. The mine can produce 2000 to 2500 tons per day of tungsten |  | | Book (volume) | | (25-ft.) vein at the diorite contact, worked for siderite, and which is notable because it is ac- companied...227). Barite and various carbonates, especially siderite, are the prevailing gangues. The fault fissures...NATURE OF ORE DEPOSITS. 343 1 . They carry siderite, ankerite and quartz as a nickel pyrite and bismuth...have been mined to a Down to 52 m. (170 ft.) the mine was dry. depth of 56 m. (183 ft.) Chrysoprase,...Joseph shaft. At a southeastern. the southeast mine, this place the tuffs and marly slates Wengen |  | | Book (volume) | | quartz-hematite-anthophyllite schist, Smallwood mine, Upper Wabush Iron Formation, S. W. Labrador (Klein...the Coronation mine and surrounding area. In Symposium on the gedrite of Coronation mine, Saskatchewan...rock and associated ore minerals from the Yanahara mine, Okayama Prefecture, Western Japan. â Studies in...en cavities in quartzâbiotite gneiss, Hiddenite mine, Alexander County, South Carolina (Palache et al...contact with spodumene-âlepidolite pegmatite, Benson mine, Mtoko, NE Zimbabwe (Knorring & Hornung 1961);a18 |  | | Book | | base of the Complex (Vermaak, 1976). At the Atok mine, platinoid minerals tend to occur at the boundaries...above the copper-zinc orebody at Prieska, Cape Province, in an intermediate to salic volcanic asÂŹ semblage...possibly the base metal deposits of the northern Cape Province, South Africa (Kroner, 1978). Deposition may have...probably been the case in the Basin and Range province of North America. Parallelism between metallogenic...(Colley and Rice, 1975), where a porphyry copÂŹ per province dominates the mineral scene. Porphyry copper deposits |
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Ginevro Mine, Capoliveri, Livorno Province, Tuscany, Italy