 | | Report (issue) | | prospects in the Killa Saifullah District, Balochistan Province, Pakistan. I have at least alluded to this new...brucite of yore from the Tilly Foster mine in New York or Woodâs Chrome mine in Pennsylvania. In that the new...suggests material found in 2005 in the NâChwaning III mine in South Africa, but NâChwaning brucite is graywhite...fine cerussite specimens from the old Monteponi mine, Sardinia, Italy, which Tomek Praszkier of Spirifer...presumably unnamed mine on the property of the PiquĂn farmhouse in CĂłrdoba Province: 7 ï„============= |  | | Journal (issue) | | interest were: Stolzite (PbWO4) from Brandy Gill mine and Wulfenite (PbMoO4) from Poddy Gill. Generally...with a crude hexagonal outline - from the Carrock mine The very rare tsumebite from Roughton Gill. Pale-green...crystals of brochantite. Duftite from Brandy Gill Mine. Dull grey-green coloured crystals with acute terminations...terminations, fairly typical for this lead copper arsenate. This was the first recorded UK locality. As...pyromorphites from the Driggith and Roughton Gill mine tips, linarite from Red Gill and blocky yellow pyromorphite |  | | Journal (issue) | | ANOTHER CHALLENGE SMLS BARBECUE 2021 CONONISH GOLD MINE ZOOM LINKS DATES FOR YOUR DIARY MINERAL QUIZ 3 â...of the dying massive stars. Some cobalt, nickel, copper and zinc are produced in this way as well as most...replying that their fluorite is from the West Pastures Mine, or perhaps from Permian Mississippi Valley-type...Photo 1 Black Opal cabochon (30 x40mm) Lady Luck mine, Yowah Opal Field, Queensland, Australia This was...case I damage it. Terry worked his Lady Luck Opal mine in Yowah, which at the time was barely recognised |  | | Journal (article/letter/editorial) | | Tennantite-tetrahedrite series from the Madan Pb-Zn deposits, Central Rhodopes, Bulgaria Rossitsa D. Vassileva & Radostina...Petrovitsa Pb-Zn deposits of the Madan ore field, southern Bulgaria. Unusually large compositional variations...tetrahedrite composition. Fahlore compositions at Madan correspond to zincian varieties (1.6â1.95 apfu)...precipitated in the late stages of mineralization at Madan, at temperature interval of 300â 200 °C from oxidizing...Sciences, Acad. G. Bonchev Str. 24, 1113 Sofia, Bulgaria e-mail: rosivas@geology.bas.bg K. Kouzmanov Department |  | Rohrmeier, M. K., von Quadt, A., Driesner, T., Heinrich, C. A., Handler, R., Ovtcharova, M., Ivanov, Z., Petrov, P., Sarov, S., Peytcheva, I. (2013) Post-Orogenic Extension and Hydrothermal Ore Formation: High-Precision Geochronology of the Central Rhodopian Metamorphic Core Complex (Bulgaria-Greece) Economic Geology, 108 (4) 691-718 doi:10.2113/econgeo.108.4.691 | Journal (article/letter/editorial) | | the Central Rhodopian Metamorphic Core Complex (Bulgaria-Greece) M. KAISER ROHRMEIER,1 A. VON QUADT,1,â ...Ohridsk,â 15 Tsar Osvoboditel Bd., BG-1504 Sofia, Bulgaria 4 Research Institute âGeology and Geophysics...Geophysics,â 23 Sitnyakovo Blvd., 1505 Sofia, Bulgaria 5 Geological Institute, Bulgarian Academy of Science...Sofia, Bulgaria Abstract The late Alpine evolution of the Rhodope Massif in southern Bulgaria and northern...Introduction THE ALPINE-Balkan-Carpathian-Dinaride province is part of the Mesozoic to Miocene Tethyan metallogenic |  | | Catalog/List | | of Crystallized Gold from the famed Eagleâs Nest Mine in California A superb Crystallized âLeafâ Gold...famed Four Peaks Mine in Arizona A sharp and complicated Crystallized Silver with Copper from the famed...famed Wolverine Mine in Michigan A âclassicâ Rhodochrosite with associated Pyrite and Quartz from the Sweet...Sweet Home Mine in Colorado An unusually massive and extremely colorful, Smithsonite from the iconic Kelly...Kelly Mine in New Mexico A âgemâ quality specimen Tanzanite crystal in matrix from the only locality of |  | Marchev, Peter, Kaiser-Rohrmeier, Majka, Heinrich, Christoph, Ovtcharova, Maria, von Quadt, Albrecht, Raicheva, Raya (2005) 2: Hydrothermal ore deposits related to post-orogenic extensional magmatism and core complex formation: The Rhodope Massif of Bulgaria and Greece. Ore Geology Reviews, 27 (1) 53-89 doi:10.1016/j.oregeorev.2005.07.027 | Journal (article/letter/editorial) | | core complex formation: The Rhodope Massif of Bulgaria and Greece Peter Marchev a,*, Majka Kaiser-Rohrmeier...of Sciences, Acad. G. Bonchev St., 1113 Sofia, Bulgaria Isotope Geology and Mineral Resources, Department...2005 Abstract The Rhodope Massif in southern Bulgaria and northern Greece hosts a range of PbâZnâAg...rocks in the Central Rhodopean Dome (e.g., the Madan ore field) are spatially associated with low-angle...Rhodopes to strongly fractionated shoshonitic (Bulgaria) to calc-alkaline and high-K calc-alkaline (Greece) |  | Siron, Chris R., Thompson, John F.H., Baker, Tim, Darling, Robert, Dipple, Gregory (2019) Origin of Au-Rich Carbonate-Hosted Replacement Deposits of the Kassandra Mining District, Northern Greece: Evidence for Late Oligocene, Structurally Controlled, and Zoned Hydrothermal Systems. Economic Geology, 114 (7) 1389-1414 doi:10.5382/econgeo.4664 | Journal (article/letter/editorial) | | Introduction The Serbo-Macedonian metallogenic province (JankovicÌ, 1997; Serafimovski, 2000) of the greater...district occur within the Rhodope metamorphic province, a complex amphibolite-facies metamorphic rock...(Svoula Group) Quartz-sericite marble (Svoula Group) Mine (historic, active or development) Normal fault...exposure at the 264-m level of the Mavres Petres mine (Fig. 3J). Each sample displays a distinctive interlocking...Stratoni fault zone occur at the Madem Lakkos deposit. Copper is mostly contained in chalcopyrite, as individual |  | | Journal (issue) | | with Mimetite on Barite 5.1 cm, from the Rowley mine, Maricopa County, Arizona. Dick Morris collection;...Backcover (above) Stock certificate for the Rowley Copper Mines Company (1914) Dick Morris collection (below)...explore literally thousands of mineral occurrences, mine dumps and abandoned mines in the public domain administered...with the Pacific Railroad Survey, collected native copper crystals and botryoidal malachite in the Big Horn...Heintzelman (1805-1880) shipped ore specimens from his mine to be exhibited at the Cincinnati Merchant's Exchange |  | | Journal (issue) | | level of the underground mine was refurbished to accommodate visitors, showing mine workings dating from...village of Almadenejos we find: The Vieja ConcepciĂłn mine. Here it is possible to visit part of the historic...(dating from 1755 to 1757). The Nueva ConcepciĂłn mine. The Baritel de San Carlos (San Carlos shaft house)... Also included is the Refugio shaft and various mine buildings. HISTORY AND MINING Archeological remains...(in Badajoz Province) and the Dolmen de Monteleiro (Castilleja de GuzmĂĄn, Sevilla province) have shown |
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