 | | Report (chapter) | | primary metallic mineral deposits and occurrences in Sumatra, in particular the recent discoveries of gold,...history of mineral exploration and discovery in Indonesia has been reviewed recently by van Leeuwen (1993...mineral-based activities from western to eastern Indonesia since the World War II. These studies bring up-to-date...the mineral deposits in western Indonesia, particularly those in Sumatra, were among the better known and...economy. The larger mineral deposits in southern Sumatra have been described briefly by Gafoer & Purbo-Hadiwidjoyo |  | | Journal (article/letter/editorial) | | the Telluride-Bearing Gold-Silver Ores of Salida, Indonesia, with Special Reference to the Distribution...Te--Se-bearing gold-silver ores from Salida in Sumatra, Indonesia, show carbonate and sulfidic diffusion...Au, Ag, S, Te, Se (galena and Au--Ag-tellurides in Te-bearing parageneses; galena, electrum and acanthite...telluride-bearing ores paragenetic relations suggest that galena, altaite, hessite, and ~(-phase and "x"-phase solid...equilibrated into one stable below 50 °C and consisting of galena, altaite, hessite, hessite-sylvanite intergrowths |  | Abidin, Hamdan Z., Harahap, Bhakti H. (2007) Indikasi Mineralisasi Epitermal Emas Bersulfi Da Rendah, Di Wilayah Kecamatan Bonjol, Kabupaten Pasaman, Sumatera Barat [Indications of Low Da-Sulfated Gold Epithermal Mineralization, in the Bonjol District, Pasaman Regency, West Sumatra]. Indonesian Journal of Geology, 2 (1) 55-67 doi:10.17014/ijog.2.1.55-67 | Journal (article/letter/editorial) | | Jurnal Geologi Indonesia, Vol. 2 No. 1 Maret 2007: 55-67 Indikasi mineralisasi epitermal emas bersulfida...Survei Geologi, Jln. Diponegoro No. 57, Bandung, Indonesia SARI Daerah termineralisasi emas Bonjol, yang...perak dengan sedikit pirit, sfalerit, kalkopirit, galena, dan mangan. Selain itu, dijumpai pula hematit...gold and silver with minor pyrite, sphalerite and galena. Besides this, hematite, jarosite and manganese...gunung amas, Bonjol 55 56 Jurnal Geologi Indonesia, Vol. 2 No. 1 Maret 2007: 55-67 PENDAHULUAN Cebakan |  | | Journal (article/letter/editorial) | | oxidizing environment (e.g.,closeto the anglesite-galena buffer)is essential to formmostselenide miner•ds...haveusedthermodynamic relations to determine as800 ppmin galena(Sindeeva, selenium-bearing sulfides in hydrothermal...of selenium in sulfide minerals. These factors galena-elausthalite solidsolution (PbS),molybdenite (MoS2)...Se (wt %) Locality 0.5 4.0 6.9 Salida,Indonesia Salida, Indonesia Junomine,NorthernTerritory, series...Bornitc Chalcopyrite Chalcocite Covellite Digenite Galena-clausthalite s.s. Heyrovskyite Junoitc Laitakarite |  | | Report (issue) | | limestone are known only in the Valley and Ridge province of the Eastern United States. INTRODUCTION Deposits...Jersey Highlands of the New England province, the Ridge and Valley province, the principal Mississippi Valley...region of the Rocky Mountains and Basin and Range province. They are uncommon elsewhere in the country. All...areas: New England province: Franklin-Sterling Hill, N.J. Ridge and Valley province: Friedensville, Pa...Arkansas zinc districts Southern Rocky Mountains province : Leadville, Colo. Aspen district, Colo. Spring |  | | Journal (issue) | | also found in Longfellows Gulch and elsewhere near Salida. The Royal Gorge is so narrow through the deepest...fisherman's paradise. These waters are so cold that the Salida C. of C. say some fishermen claim to have caught...caught fur-covered trout. Believe it or not! At Salida trains of lime rock come in on narrow gage tracks...of the wonderful rock gorge, but some eight miles west of Canon City is a gravel road on left leading to...the winding road follows up the river through the Salida Canyon of the Rippling Arkansas, as does the railroad |  | | Report (volume) | | amphibolite facies Deposits in the vicinity of Salida Gahnite and its significance . . . Economic potential...distribution of Precambrian sulfide deposits in the Salida area . . . . . . . . . . . . . . . . . . . . ....vicinity of Salida . . . Zinc content of gahnite-bearing rocks from the vicinity of Salida Analyses of...Our work to date indicates that the areas near Salida, Guffey, and Gunnison and several areas in the...prospects with the exception of the Sedalia mine near Salida, but even there access to unoxidized primary ore |  | | Report (issue) | | the Front Range and the irregular plateau to the west of it. The southwestern part of the county contains...which that surrounding Salida is the most attractive. A short distance south of Salida the river enters the...known. In the southeastern part of the county near Salida are the mining camps Turret, Sedalia, and Cleora...pegmatites make up the bulk of the pre-Cambrian area. At Salida, however, a series of greenstone schists have been...extend with general east-west strike from a point a few miles below Salida to a point about 5 miles north |  | Bortnikov, N. S., Kramer, Kh., Genkin, A. D., Krapiva, L. Ya., Cruz, M. Santa (1988) PARAGENESIS OF GOLD AND SILVER TELLURIDES IN THE FLORENCIA DEPOSIT, CUBA. International Geology Review, 30 (3) 294-306 doi:10.1080/00206818809466010 | Journal (article/letter/editorial) | | The Florencia deposit is situated in Camaguey Province (Guaymaro area) in a zone of effusive and intrusive... The main ore mineral is pyrite; chalcopyrite, galena, sphalerite, magnetite, native gold and various...ate-goldsphalerit e-telluride with galena and chalcopyrite ; 3) car b onate-qu artz-galena-sphalerit e. Differences...established. In the northern part sphalerite and galena are present in much smaller amounts in the second...mineralization. Nor is any late quartz-carbonate-galena-sphalerite mineralization observed here. Conditions |  | | Report (issue) | | and of other Proterozoic sulfide deposits in the Salida area, Colorado...................................The Sedalia mine, about 4 mi north-northwest of Salida, Chaffee County, Colorado, is developed in a Proterozoic...numerous Proterozoic sulfide deposits clustered in the Salida area, the Sedalia deposit is stratabound in a terrane...plunge northeastward parallel #to the fold axis. Galena from the Sedalia deposit yielded lead isotope data...Gahnite is abundant in the ore. Silver-bearing galena, abundant in some of the ore, is distinctly less |  | | Report (issue) | | Cheyenne belt have been referred to as the Colorado province by Bickford and others (1986) and as exposed parts...slightly older than rocks of the 1760-1700 Ma Yavapai province of Arizona; those in central and southern Colorado...to the Yavapai province, or part of a broad transition zone between the Yavapai province and the post1700...post1700 Ma Mazatzal province to the south. The Early Proterozoic metamorphic rocks are chiefly felsic and...post-tectonic pluton in the Arkansas Canyon east of Salida, dated at about 1705 Ma cuts metamorphosed and |  | | Journal (issue) | | Wales, Australia, at ° ° 1 49 32'E - 36 5 1 'S, I km west of the town of Wolwnla which is located between...Ni, natural arsenopyrite for As and Fe, natural galena for Pb, natural sphalerite for S and Zn, and natural...Naumannite Ag2 Se Pyrite Fe S2 Aguilarite A&4SSe Galena PbS Ac:inthite Ag2 S Stcphanite Ag5SbS4 Proust...Se in arsenpolybasite at Salida, Sumatra. The data from Wolumla and Sumatra suggests the occurrence of...minor arscnopyritc precipitation. Minute traces of galena have been detected within Episode Two pyrite. The |  | Church, S.E., Wilson, S.A., Vaughn, R.B., Fey, D.L. (1994) Geochemical and lead-isotopic studies of river and lake sediments, upper Arkansas River basin, Twin Lakes to Pueblo, Colorado. Open-File Report Vol. 1994 (94-412) US Geological Survey doi:10.3133/ofr94412 | Report (issue) | | below Salida; both are probably associated with mining, or the smelting of ores in or near Salida. These...These mineral deposits near Salida have distinctively different mineralogy, metal chemistry, and lead-isotopic...length with ore zones up to 1 foot in thickness. Galena and sphalerite were the major sulfide minerals...cerrusite, smithsonite, and calamine; primary ores are galena, sphalerite and chalcopyrite in pyritic quartz...1974). Cottonwood mining district-Small veins of galena and sphalerite are described in Precambrian rocks; |  | | Journal (article/letter/editorial) | | stream right behind our camp. The next day on west through Salida, Gunnison and Montrose. This is a beautiful...drive, over Monarch Pass and past the big reservoir, west of Gunnison, spectacular scenery. From Montrose...Montrose we turned south on U.S. 550 to Ridgeway and west over Dallas Divide on Colorado 62 to Placerville, then...had some excellent quartz xls with inclusions of galena, sphalerite, and aragonite in them. This is also...specimens have green sphalerite with nice quartz and galena. W e were well pleased with what we got in the |  | | Report (issue) | | Arkansas Valley between the Sawatch Range on the west, the south end of the Park Range on the east, and...mountain glaciation in the Sawatch Range to the west. Structurally, the quadrangle is at the south end...from the once important Sedalia mine northwest of Salida. Substantial deposits of gravel and sand are found...Chaffee County, central Colorado. It is at the west edge of Salida and covers nearly 60 square miles of T. 49...Tertiary rocks of the Salida area. The Sedalia copper-zinc deposit northwest of Salida GEOLOGY AND MINERALS |  | | Report (volume) | | make up an east-west belt 10 mi wide crossing the Arkansas Valley in the vicinity of Salida. 2. Cambrian...high resource potential extends northward from Salida within the eastern part of the forest. 4. Skarn...area of high resource potential is northeast of Salida where a large mass of intrusive igneous rock of...rocks near Monarch Pass in the Sawatch Range west of Salida. 8. Vein deposits; formed in fissures and...of the Arkansas Valley between Buena Vista and Salida; another is located on the southwestern slope of |  | | Report (issue) | | western part of Colorado in the Rocky l\Iountains west of the Front Range and in the uplifted plateaus...rocks. One deposit, that of the Sedalia mine near Salida. bas produeed commercial quantities of oxidized...in Colorado are restricted to the Rocky Mountains west of the Front Range and to the mountains and uplifted...ores in the area of the Monarch quadrangle west of Salida are shown on plate 3. All the major districts...of oxidized lead-zinc-silver ores. To the west and north west of the main oval belt, small oxidized zinc |  | | Journal (issue) | | com gmc@minercat.com De paseo por el Tibidabo Salida de campo: la sierra de Collserola MANUEL MORENO...mineralógicas de la zona, regresamos al inicio de la salida, con la mochila cargada y la agenda llena de buenos...recolectores de azufre del volcán Kawah Ijen, Java, Indonesia ALFONS FERRER SELLARÈS (CAPELLADES, BARCELONA)... Tuve la oportunidad de visitar un volcán en Indonesia, el Kawah Ijen, en la isla de Java. Una vez en...hübnerita, tetraedrita, tennantita, esfalerita, galena, en una ganga de cuarzo, fluorita, pirita, sericita |  | | Journal (issue) | | GEOdyssey’s annual home rock sale, 9 a.m. – 3 p.m., 15339 West Ellsworth Drive, Golden, CO 80401 (ph: 303-279-5504)...new specimens priced at 50% off. Directions: from West 6th Avenue, exit onto Indiana Street and go south...during the entire show. Piedmont Physiographic Province (mostly through the Pierre Shale). At Pueblo I...feature (spreading) extending from Mexico through west Texas, central New Mexico, into the San Luis Valley...finally north to Leadville and beyond. However, near Salida the River abruptly turns east cutting major canyons |  | | Book | | Published by Van Nostrand Reinhold Company Inc. 135 West 50th Street, New York, N.Y. 10020 Van Nostrand...Summitville Calderas . UPPER ARKANSAS VALLEY Salida and Poncha Pass Areas Monarch-Taylor Gulch Area...system, composed of parallel fault swarms, goes west around the lake and Eastern the called is It side...the Eastern Rift System. Lake Tanganyika is in the west part of the rift. The Great Dike of Southern Rhodesia...the Bonanzas (big, rich mineral deposits) of the West. Rift zones have deep-seated faults through which |  | | Journal (article/letter/editorial) | | area from Central City, south to Idaho Springs, and west to Georgetown and Silver Plume, was a zoned system...chalcopyrite and/or tennantite) along with sphalerite and galena. In contrast, the Figure 5 (above). Malachite alteration...figure 43, gold in quartz with chalcopyrite and galena from the Camp Bird mine. CSM Geology Museum specimen...located in the peripheral zone consist primarily of galena and sphalerite with copper minerals. Some gradation...subduction/collision/intrusive igneous event between the Wyoming Province plate and an unnamed plate located to the (present-day) |  | | Journal (article/letter/editorial) | | allowed to collect specimens, (a rich argentiferous galena, massive). The Stonewall has a notable record as...back to B.V. at midnight. Saturday, we went to Salida and visited the plant of the Mt. Antero Reduction...somehow. We visited and exchanged with Otto Ellarton, Salida, Dutch Moyer, the Mayor of Ute Gulch and with Frank...addressed to Mr. Earl Stagner, Antero Reduction Co., Salida, Colo, will reach. On this second day on the mountain...our way back, we stopped at Boodle Lane's place, Galena, Kan. It was a treat just to stop, look and talk |  | | Book (edition) | | Mine Del Norte Beidell Segment D - Gunnison to Salida, U. S. 50 Opportunity Mine Willow Creek Mine Segment...Aspen, Colo. 82 Marble Segment F - Leadville to Salida, U.S. 24, U. S. 285 , Colo. 291 Turquois Chief...Crystal Peak Area Petrified Forests Segment H - Salida to Canon City, U.S. 50 Wellsville Devils Hole Mine...specimens of minerals such as pyrite, chalcopyrite, galena, and sphalerite can be picked up on almost any...mark the three main regions of Colorado. On the west, entering the state from Utah, is the Colorado Plateau |  | | Book (edition) | | Commodore Silver Mine Del Norte Segment D — Gunnison to Salida, U. S. 50 Opportunity Mine Bucky Mine Segment E...Aspen, Colo. 82 Marble Segment F — Leadville to Salida, U. S. 24, U. S. 285, Colo. 291 Turquois Chief...Crystal Peak Area Petrified Forests Segment H — Salida to Canon City, U. S. 50 Wellsville Devils Hole...specimens of minerals such as pyrite, chalcopyrite, galena, and sphalerite can be picked up on almost any...immediate neighbors. The Four Comers region in south west Colorado is the only place in the nation where four |  | | Book | | the Institute. 1. Mines and mineral resources--Indonesia. I. Title. II. Series: European business. III...Permo-Carboniferous finds in Upper Djambi (central Sumatra) has shown that these rocks belong to the younger...both the extremities of the archipelago, Sumatra in the west and Timor-New Guinea in the east, makes the...the fauna of Jura formations in other parts and Indonesia were There is little doubt that in those days...places in the Moluccas and in Djambi, central Sumatra. The former’s fossil contents are similar to those |
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