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| Apatit mit 6,2 cm Höhe aus lmilchil, in der Provinz Er-Rachidia. The Arkenstone, Foto: Joe Budd 8 1 extraLapis...wunderschön. - und schließlich die Felsenwüsten-Region im Südwesten mit den berühmten Minen von Imiter...Schweiz. Foto: Tobias Weise 10 1 "''l(traLap,.~ 12 MaroJ...J<.o .. t,# MIDELT 97 Marokko - Mineralien...schöne Erfahrungen machen wird. Es kann sich ein 12 1 extraLapis 42 Marokko Eine weitere schöneAngewohnheitder...- Mineralien & Mehr Cerussit-Zwilling auf einer 12 cm breiten Stufe aus Touissit. Sammlung: terra mineralia |
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| the winter blues with a Continued Adventures in Morocco where she teaches the natives to eat Pringles and...Cornish Minerals (USA), David and Elizabeth Hacl<er, 1\J~il Hubbard, David New (USA), Colin Robinson...labels and are prized specimenswrthin, my collection. 12 Also on the east coast and just to the south is...the day I had found: connellite. brochantite, malachite,apatite,chalcocite,molybdenite - all micro. Also...of anglesitecrystals 30 Adventures through Morocco (Part 2) Colleen Thomson • Colleen\'Vttl1 localBedouinon |
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| localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...excellent loose ilmenite crystal clusters from a calcite vein-dike digging site which they called the Bentley...ilmenite specimens have come from an unusual calcite vein-dike occurrence with an exposure very near, indeed...mine before 1964). The mineral assemblage of the vein-dike consists of ilmenite. magnetite, anatase, biotite |
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| 10. Foliation of the breccia matrix; 11. Gallery; 12. Boreholes. A remarkable feature is also the uncommon...for a time beneath the cooled rim in the apical region of the pluton. Lack of the pyroclastic products...tectonic breccias; 11. Non-mineralized breccia pipes; 12. Hydrothermal – metasomatic polymetallic ore bodies;...mining horizon, Pacea gallery; 10. Drill hole; 11, 12. Projected drill holes. BP 2 ; BP 4 – breccia pipes...related to the Neogene magmatism of Baia de Arieş region generated hydrothermal metasomatic concentrations |
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| geodes. Associated with barite and malachite. HARPER COUNTY: SE, Sec. 12; T.28N., R.26W. At Twin Buttes....petrified wood in small quantities; occasional malachite specimens. In 1913, twenty-nine tons of ore were...varieties: Maltha—a semi-liquid viscous material found as vein and vug filling. Brea, Impsonite, Grahamite, and...COUNTY: SW14 Sec. 8, T.1S., R.13E.—San and a small vein asphalt sand of S\% Sec. 13, T.2S., R.13E—A deposit...Grahamite Atoka. of N.E. North Boggy Creek 6 miles 12 miles NE Sec. 25, T.1S., R.13E. and NW% Sec. 30, |
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| near Salamanca in the Province of Coquimbo, and around Vallenatf in the Province of Atacama. The deposits...deposits have been worked for gold or copper. The vein minerals associated, with much of the ore are black...of central Chile, in the region from Salamanca, east of Illapel in the Province of Coquimbo, to northeast...northeast of Vallenar in the Province of Atacama, a strip 350 kilometers long. (See fig. 8.) The Lipangui tungsten-molybdenum...examining some of the deposits in the Vallenar region; to Sr. Alf redo Good of Copiapo and Sr. Tomas |
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| micromounting in Arizona Arizona III: (1981, vol. 12, no. 5) Bisbee mines Arizona IV: (1983, vol. 14,...CLASSICS FINE MINERALS LIMITED Azurite with Malachite | Milpillas Mine, Mexico | 4.5 x 3.4 x 1.9cm ...City & Silver Street Shows 31 Jan - 15 Feb 28 Jan - 12 Feb Westward Look Mineral Show 7 - 10 Feb The Arizona... Quartz var Amethystszepter, Goboboseb, Namibia, 12 cm Photo: Malte Sickinger MARCUS BUDIL Monaco budil@monaco...crusher. Wulfenite is inherently a pocket and open-vein mineral, forming in the open spaces left by the |
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| - - - - ----- - - - -- - -- 4 Alaska Peninsula region- - - - - - - - -- - - - - - - - - - - - - - - -...- - - - - - - - - -- - - - - 5 Aleutian Islanda region-- - - - - - - - - - - - - - - - - - - - - - - -...- - - - - - - - - - - - - - - - - 7 Bering Sea region---- - - - - - - - -- - - - -- - - - - - - - - -...- - - - - - - - - - - --- - - - -9 Bristol Bay region 9 Mercury --- - - - - - - - - - - - - - - - - -... . . . . . . . . . 14 Cook Inlet-Susitna River region- - - - - - - - - - - _ --- - - - - - - - -: --- |
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| FIGURE 39. Index map of Chile, showing quicksilver region.____________ 362 40. Geologic map of the main level...by the weathering of the mercurian tetrahedrite. Vein minerals associated with the mercury minerals are... and products of weathering such as azurite, malachite, and limonite. Some of the pyrite encloses gold...FiQtiRB 39. Index map of Chile, showing quicksilver region. In the southern 150 kilometers the following...Azogues mine north of Illapel, were not examined. The region between the northern and southern groups seems |
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| ("ounty Mammoth Mine. Shasta County Mammoth Coi)i)er Mining' Aftei'thou^'lit smelter at li.'! Company...Speiiceviile l!l."i of Mineral Iliil group of mines Co|)])er 1!»."i Mine. Kl Dorado Cotinty Contraband tunnel...Mariposa County UtiC. l.a \'ict(M-ia Buciianan Cop|)er Mine, Madera County L'TI California Copper Comjjany...Copper Company, Madera County l!7." Fresno Copi)er Mine. Fresno County 1!n(> Plant of Copper King...2".'l (ireenback Coppir Mine. Kern County Coi)i)er croppings Ubehebe at District. Copper King Mine |
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| mining developments- ____________!__________ 9 11 11 12 13 14 16 Ketchikan mining district______ 16 AVraugell...80 General statement _________________________ 80 Vein deposits____________________________ SO Breccia...claims and prospects at the head of Duncan Canal_ 12. Map showing claim locations near Sealevel, at head...Geological Survey, yet up to 1902 the work in this region had not advanced beyond the cursory examination...geologic reconnaissance over a considerable adjacent region. The publication of the results of these surveys" |
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| Formation _________________________________________ 12 Hurwal Formation ___________________________________________..._ 35 Last Chance vein _____________________________________________ 38 Stella vein _________________...________________________________________________ 41 Wallingford vein ______________________________________________ 41...________________________________ 41 Valley View vein _____________________________ ______________ 43...section, Cornucopia district ______________ 12-30. Maps showing: 12. Granite Mountain veins, Cornucopia district__________ |
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| Geology L:mAD AND Hist01-y . 9 9 9 10 10 11 12 13 Leadhills . Wanlockhead . ·output . . . The Veins...6. ,, 7. ., 8. ,, 9. ,, 10. ,, 11. ,, 12. Mines during the years 1860--1920 . . . . . Plan...Plan of the ·w orkings in the New Glenorieff Vein and its west branoh (\Vanlockhead) . . . . . . Sections...Sections of t,he workings in the N ew Glencrieff Vein and its west branch (Wanlockhead) . . . . . . . Plan...Tcopened and trials have also been made on a new vein at Achanarras, in Caithness. Historical 1Votes.-ll-Ietalliferous |
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| N А E L ( ) S M I N E R Ä L s N U M B E R 12 • S P R I N G - S U M M E R 1993 Watercolour commissioned...COYER: COPPER, 42mm long crystal coated with malachite, Rudabänya, Hungary. From the collection of the...ADVERTISEMENTS UK Journal of Mines & Minerals No. 12 —1 — E DITO RIAL Data Security D A T A SECURITY...Russell in the Liverick vein, in the cross-cut between Treolar and the High Raise vein, in the Nentsberry... lick Cooper UK Journal of иines & Minerals No. 12 —2— Buder. I5ß Вrompton Rd. London FRANCIS HENRY |
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| . . . . . . . . . . . . . . . . . . . . 9 9 10 12 13 13 14 14 15 15 15 15 15 15 16 16 16 17 17 17... . . . . . . . . . .. . . . . . . . . . Fissure-vein deposits . . . . . . . . . . . . . . . . .. . .... . . . . . . . . . . . . . . . . . . . . . . Malachite . . . . . . . . . . . ; . . . . . . . . . . ..... Calamine . . . Sphalerite . . . . Volunteer vein . 83 8:1 83 83 84 84 84 84 84 84 84 84 84 85...6 PAnE CHA:P'l'ER VII.-CONTINUED . Golden Islet vein . . . . . . . . . . . . . . . . . . . . . . . . |
 | Bineli Betsi, Thierry, Lentz, David, Chiaradia, Massimo, Kyser, Kurt, Creaser, Robert A. (2013) Genesis of the Au–Bi–Cu–As, Cu–Mo ± W, and base–metal Au–Ag mineralization at the Mountain Freegold (Yukon, Canada): constraints from Ar–Ar and Re–Os geochronology and Pb and stable isotope compositions. Mineralium Deposita, 48 (8) 991-1017 doi:10.1007/s00126-013-0465-4 | Journal (article/letter/editorial) |
| Chiaradia & Kurt Kyser & Robert A. Creaser Received: 12 October 2011 / Accepted: 10 March 2013 # Springer-Verlag...the Dawson Range Cu–Au±Mo Belt of the Tintina Au province was constrained using Pb and stable isotope compositions...University of Alberta, Alberta T6G2E3 Canada quartz vein, which has δ34S values between −8.1 and −3.1 ‰....Freegold Mountain region is within the Dawson Range Cu–Au–(Mo) Belt of the Tintina Au Province, which spans...investigated area, apart from the epithermal styles of vein mineralization that were the object of a few O, |
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| periods .... .' ............ . 7 7 8 9 10 10 10 10 11 12 13 13 13 14 14 14 14 14 16 16 16 17 17 18 18 18...Mixed ·carbonates ........ : ............... . Malachite ............... ·............ : ... . Calamine...Banded hypogene ore from Belmont vein; B, Banded hypogene ore from Murray vein, Tonopah Extension mine. II...and argen- · tite traversing quartz, West End vein, 12 West En4 mine ...... , .................. . IV...Irregularintergrowthofpolybasitewith quartz and pyrite, West End :vein, West End mine; --B, Polybasite with bladelike outlines |
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| of North Carolina 1011 by Gwendolyn W. Luttrell 12 U.S. Geological Survey Open-File Report 13 14...shear zones in metamorphio rocks of the Piedmont province and in placers derived from these deposits. Copper...in the metamorphic rocks of the 10- Piedmont province and in massive pyrrhotite-pyrite deposits in ... 11 crystalline rocks west of the Blue Ridge. 12 complex ores of gold, copper, lead, zinc, and silver...Gaston Counties, tore-earths occur with sulfides in vein|j deposits in Cabarrus County. 21 22 23 24 25- |
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| Occurrences Lead Occurrences 4 7 7 7 7 8 10 11 11 12 13 14 14 14 15 23 23 30 30 30 31 31 32 32 33 33.................. . 11 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24.... Volin, formerly Chief of the Mining Division, Region II, U. S. Bureau of Mines, and by Mr. A. E. Weissenborn...of Washington Minerals-Part II, Metallic Minerals 12 PHYSICAL PROPERTIES OF THE METALS Chemical symbol...33 56 4 83 5 48 20 58 24 27 41 29 31 32 79 26 82 3 12 25 80 42 28 78 19 34 14 47 II 38 73 52 90 50 22 74 |
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| The above ores can be made to pay with copper at 12 . cents a pound. . , The widespread adoption of so-called...loaalities as, for example, at the Boundary Creek region in Canada and in the mines of the Saddle Mountain...chalcopyrite. The disseminated ores and associated fissure-vein deposits carry pyrite, with or without chalcopyrite...is understood that an arrangement has been «Nos. 12, 38, 21, 25, and 43, respectively. b Twenty-second...with saddle and pack mules. The ore occurs in a vein which crosses at 90° the contact between the Nikolai |
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| _______________________ Vein containing gold and tungsten.______________________ Vein containing antimony...____________________________ 1 1 3 3 8 8 9 9 11 12 31 33 37 37 39 40 45 45 47 47 47 48 49 49 49 51 51...view of soil-sampling traverses near the Jack Waite vein. 2. Plan view of soil-sampling traverse, and graph...lead and heavy metals in soil near the Hercules vein.______________________________________ 3. Plan view...concentration of lead and zinc in the soil, Gold Hunter vein, 8. Plan view of three closely spaced soil-sampling |
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| reconnaissance of all the mining districts of that region, but it was found that this was too great an under...order to obtain a general familiarity with the region and, if possible, to establish some correlations...MINING DISTRICT, ALASKA. In the eastern part of the region also some topographic work had been done by the...company with Mr. Brayton, reached Ketchikan on July 12. Several days were spent at this point in outfitting...The 12th and 13th were spent in the gold-hearing region in the vicinity of Dolomi, Johnson Inlet. From |
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| dfrectiou S. 80° E. for a distance of 460 feet. No vein bad been encountered within the tunnel at the time...N. 70° E. for a distauce of 40 feet on a 4-foot vein of quartz with a nearly vertica l dip. NeaT the...been sunk. A little higher on the hi11sidc a cross vein strikes N. 40° E . and also has a vertical dip....with Hs oxidized products, azurite, cuprite and malachite. .Micaceous hematite and sonw spbaleri.te were...dikes of granite and diorite cut these sti·ata. A vein of white quartz, varying from 3 to 8 feet in width |
 | Poblete, J. A., Bissig, T., Mortensen, J. K., Gabites, J., Friedman, R., Rodriguez, M. (2014) The Cerro Bayo District, Chilean Patagonia: Late Jurassic to Cretaceous Magmatism and Protracted History of Epithermal Ag-Au Mineralization. Economic Geology, 109 (2) 487-502 doi:10.2113/econgeo.109.2.487 | Journal (article/letter/editorial) |
| sulfidation epithermal district is located in the Aysén region, Chilean Patagonia, at the western tip of the Deseado...Deseado Massif epithermal silver-gold province. Mineralization is hosted in the mainly rhyolitic fragmental...veins are age equivalent to skarn and polymetallic vein mineralization in the Patagonian Andes of southern...interval. Introduction Patagonia contains numerous vein-hosted epithermal Ag-Au deposits of generally Late...striking veins distributed over an area of 16 by 12 km at the southern shore of Lake General Carrera |
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| gold quartz ores. The only placer deposits in the region are gold placers, and these are found only in the...The productive mines of the Prince William Sound region in 1914 included two copper mines and eight gold...mining and prospecting in the Prince William Sound region was curtailed somewhat in 1914 compared with the...had been used at the producing properties of the region. LATOTJCHE AND KNIGHT ISLANDS. The Beatson Copper...drift on MINING ON PKINCE WILLIAM SOUND. 133 the vein, a 242-foot raise to the surface, and several short |
Vein 12, Tadaout, Taouz Caïdat, Er-Rissani Cercle, Errachidia Province, Drâa-Tafilalet Region, Morocco