 | | Report (issue) | | BULLETIN NUMBER 56 TALC DEPOSITS OF THE MURPHY MARBLE BELT BY EARL C. VAN HORN PREPARED AND PUBLISHED...BULLETIN NO. 56 * TALC DEPOSITS OF THE MURPHY MARBLE BELT By EARL C. VAN HORN PREPARED AND PUBLISHED...publication as Bulletin 56, "Talc Deposits of the Murphy Marble Belt." This bulletin is another in the series being...cooperation of the Tennessee Valley Authority. The Murphy Marble Belt has produced varying amounts of high grade...report covering, as a unit, that part of the Murphy Marble Belt lying within the State of North Carolina. |  | | Journal (article/letter/editorial) | | and in the hundred of Hutchison in the hilly district west of Tumby Bay. At various intermediate points...diopside, highly silicified, with fm = forsterite marble. fault breccia of silicified quartz gs = graphite...sill-like fashion. As exposed on the beach, the marble outcrop is bounded on the east by a sill of hornblende...Hutchison area are well developed in the hilly district behind Tumby Bay, and good exposures are met with...gorge of the Mine creek. Serpentinous marbles outcrop in the north-eastern corner of section 63 in the |  | | Report (volume) | | OTIS SMITH, DIRECTOR BULLETIN 589 THE CALCITE MARBLE AND DOLOMITE OF EASTERN VERMONT BY T. NELSON...ILLUSTRATIONS. Page. PLATE I. Map of Vermont showing the marble and dolomite localities described. II. A, Polished....................................... FIGURE 1. Marble outlier on George Butler farm, in Johnson, Lamoille.................... 11. Tentative section across marble and schist in W. C. Wheeler pasture, Searsburg...that mineral material as then recognized in the district. Such reports are those by Mr. Dale on the chief |  | | Journal (article/letter/editorial) | | few metasomatic occurrences. All spinel occurs in marble and calc-silicate/silicate-rich metacarbonate rocks...Keywords: gemstones, spinel, cobalt, Baffin Island, marble, calc-silicate rock. INTRODUCTION Interest in...a common constituent of marble and metasomatic rocks associated with marble, but it is seldom of gem... is mined at several localities worldwide: (1) marble-hosted and eluvial § deposits in karsts at Mogok...2008); (2) marble-hosted and eluvial deposits near Ipanko, Tanzania (Pardieu 2008); (3) marble-hosted and |  | Lieben, Franç, Moritz, Robert, Fontboté, Lluí (2000) Mineralogy, Geochemistry, and Age Constraints on the Zn-Pb
Skarn Deposit of Maria Cristina, Quebrada Galena, Northern Chile. Economic Geology, 95 (6) 1185-1196 doi:10.2113/gsecongeo.95.6.1185 | Journal (article/letter/editorial) | | skarn Maria Cristina Sp-Py-Gn(Mc-Mag) Skarn, marble potassic alteration 250°–400°C (garnet) Brt 14...meter-scale beds and lenses of white marble and ankeritic marble, which are at the immediate contact of...2), and a barite-rich orebody within ankeritic marble cut by intrusive bodies tens of centimeters across...plagioclase phenocrysts by 100- to 200-µ size sericite crystals, amphibole phenocrysts by chlorite, as...potassic alteration halo, expressed by K feldpar and sericite, and locally sodic alteration, affects the volcanic |  | Coats, J. S., Shaw, M. H., Smith, R. T., Rollin, K. E., Smith, C. G., Fortey, N. J. (1996) Mineral exploration for gold and base metals in the Lewisian and associated rocks of the Glenelg area north-west Scotland. Mineral Reconnaissance Programme Report 140. British Geological Survey | Report (issue) | | breakthrough in exploration. The malachite stained outcrop that led to the discovery is mentioned in the Survey...from 400 to 850 m in elevation. There is little land suitable for cultivation, except along the coastal...Because of the relief and the cold wet climate, land use is mostly restricted to grazing and forestry...Because of the steepness of the terrain and limited land use there are few tracks, and access to the interior...Glenelg-Attadale inlier, which is the largest outcrop of basement gneiss in the Caledonian orogenic belt |  | | Report (issue) | | Tusquitee quartzite, Brasstown formation, Murphy marble, Andrews formation, Nottely quartzite, and Mineral...feldspathic quartzite, metasubgraywacke, marble, and sericite schist. In the Great Smoky group and in...or might be amenable to future exploitation are marble, talc, iron ore, staurolite, kyanite, refractory...----------------------------------------------------------Murphy marble -------------------------------------------____...--------------____________________________ 124 Marble -------------------------------_-------------- |  | | Report (issue) | | and schist, Springfield, Vt . ............ 23—Outcrop of metadiabase, Springfield, Vt . ...............the surface when they were first raised to form land. REPORT OF THE VERMONT STATE GEOLOGIST PHYSIOGRAPHY...of Vermont except to repeat that it is a very old land area. All the essential data by which the age can...than anything in this State. That is to say that land above the primeval ocean appeared earlier in eastern...Where there has been metamorphism on the west, marble, often in great variety of color and texture is |  | | Book | | than two metres below the natural surface of the land, and operations within Reserved Forest. The Extractive...minerals until they have been separated from the land in accordance with an appropriate title. INDUSTRIAL...a resource is unwittingly threatened by forms of land use that conflict with extraction. This situation...sand east of Western Port; and • limestone and marble of Palaeozoic age in eastern Victoria, including...threat of sterilisation by non-extractive forms of land use. They are therefore given a high ranking. Included |  | | Report (volume) | | gneiss._________________________________________ Marble.__________--_-___-___-_.______________ Igneous...of a deep buried channel or solution cavities in marble underlying the stream bed should be considered...between 3,000 and 4,000 feet near Eagle Lake. The land forms resulted from Pleistocene and subsequent alpine...predominantly of gneiss that has interlayered thin beds of marble or crystalline limestone. The metamorphic rocks...positively be assigned an igneous origin, and only the marble interbeds near Eagle Lake are known to be of sedimentary |  | Lajoinie, María Florencia, Sial, Alcides, Ballivián Justiniano, Carlos Alberto, Cingolani, Carlos Alberto, Recio, Clemente, Etcheverry, Ricardo Oscar, Basei, Miguel, Lanfranchini, Mabel Elena (2019) First geochronological constraint for the Palaeoproterozoic Lomagundi-Jatuli δ13C anomaly in the Tandilia Belt basement (Argentina), Río de la Plata Craton. Precambrian Research, 334. 105477 doi:10.1016/j.precamres.2019.105477 | Journal (article/letter/editorial) | | recorded in calcite-diopside marble of the Tandilia Belt basement. The marble was found at the San Miguel...metamorphic activity in the Tandilia Belt basement. The marble, derived from a calcareous-siliciclastic sedimentary...correlation between the San Miguel marble and the Montevideo Formation marble of the Tandilia Terrane (Uruguay)...δ13C determinations in calcite crystals from the marble allowed the lowest and the highest carbon values...30‰ and +5.90‰ obtained from the calcite diopside marble of the San Miguel area were interpreted as a LJE |  | | Report (volume) | | Iron-Ore Deposits of the Iron Mountain District, Washington County, Idaho By J. HOOVER MACKIN A CONTRIBUTION...A description of the iron-ore reserves of the district UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...Greenstone_______________________________________________ Marble..........-..--.-...-..-...-......_--.._.-..-..-...pocket] PLATE 13. Geologic map of the Iron Mountain district, Washington County, Idaho. 14. Geologic and magnetic...GEOLOGY IRON-ORE DEPOSITS OF THE IRON MOUNTAIN DISTRICT WASHINGTON COUNTY, IDAHO By J. HOOVER MACKIN ABSTRACT |  | | Report (issue) | | Geology of the gold placers in the Greaterville District, Arizona By I...eslie J. Cox ...................of the gold placer deposits in the Greaterville District that will be visited on the historic mining camps...Reynolds takes participants to the Helvetia mining district, southwest of Tucson, and the foothills of the...eolian(?) quartz-rich sandstone in one fault-bounded outcrop may support correlation of these strata with Lower...early Mesozoic arc magmatism in the Yerington district of western Nevada and its regional implications: |  | | Journal (article/letter/editorial) | | of the Nordenskiold Glacier. The Pre-Devonian outcrop causes a constriction in the valleys and steep...in the middle of the ice-fall occasioned by the outcrop (see PI. I, fig. 4). At the summit of the ridge...Petunia Bay. The author was only able to reach the outcrop on the southern flank of the glacier. The Pre-Devonian...sandstone. At its western end the summit of the outcrop is at a height of 810 feet above sea level. The.../ , garnetiferous mica-schist with interbeds of marble and calc-schist; g, infolds of green schists and |  | | Report (volume) | | Massive Sulfide District 12 Coker Creek Gold District 13 Sweetwater Barite District and Other Locations...14 Central Tennessee Zinc-Lead-Barite-Fluorite District Iron 16 Manganese 16 Uranium 17 Aluminum 17 Industrial...breccia in the Elmwood mine, Central Tennessee district 15 9-11. Maps showing: 9. Industrial mineral localities...lithologies 28 13. Generalized model for the Ducktown district; includes characteristics of both sedimentary...inc) deposits of the Ducktown massive sulfide district in Late Proterozic metasedimentary rocks of the |  | | Report (volume) | | SURVEY GEORGE OTIS SMITH, Director Bulletin 682 MARBLE RESOURCES OF SOUTHEASTERN ALASKA BY ERNEST F....Weathering ________________ __________________ The marble deposits, by E. F. Burcharcl____ - _______________________...Geologic relations____ _ ____________ Types of marble available ______ 17 17 18 21 21 24 24 24 26 26..._______ Point Hepburn__________ ______ _______ Marble Cove and vicinity____________________ Hood Bay...___________ _____ ______ 3 63 4 . CONTENTS. The marble deposits Continued. The deposits Continued. Page |  | | Report (issue) | | common near bedrock contacts between limestone/marble and schist. (Smith, 1913, p. 153-154). Alteration:...dolomite and limestone of the Devonian Bornite marble, a 3000-ft.-thick (1000 m) unit of carbonate rocks...and pyrrhotite in float samples of mineralized outcrop. Alteration: Workings/Exploration: Surface exploration...quartz-carbonate-muscovite schist; and actinolitic marble. All units are complexly folded and some faults...sphalerite Gangue minerals: Calcite, pyrite, quartz, sericite Geologic description: Pyrite, chalcopyrite, bornite |  | | Report (issue) | | Lincoln County__-__-----_-----_-----___ Tern Piute district....... __ ___ ... Mineral County____-_______________...sampling____ _________ Tungsten area, Mill City district ___ Sutton beds of local usage _______ George...Catron County______________________ Black Range district-__-_____--_________ Colfax County___-__________________...________________ Organ district-_____________________ Grant County _________________ Burro Mountains district-_______________...__..___-_ Other mines________________ Central district (including Fierro, Hanover, and Santa Rita di |  | | Report (issue) | | INTRODUCTION. reports are those on the Mercur district, by J. E. Spurr and S. F. Emmons; the Bingham...Bingham The senior author, J3. S. Butler, began district, by J. M. Boutwell, Arthur Keith, and field work on...deposits of Utah in the S. F. Emmons; the Park City district, by J. M. FIELD .WORK AND AUTHORSHIP. summer...author, G. F. Loughlin, began work in the Tintic district in 1911 in collaboration with Waldemar Lindgren...the Tin tic and Thomas ranges, of the Leamington district, and of districts in theW asatch Range. Several |  | | Book | | feldspar, quartz sand, pumice, perlite, magnesite and marble. Nearly 60 different ore minerals are mined in...provides a significant potential of natural stone and marble for future mining endeavours. In the first chapter...Turkish Taurus mountains: the Bolkardağ mining district. Antiquity 61:64–71 Yener KA, Kulakoğlu F, Yazgan...identified in archaeological reports. The term marble is often loosely used and could be other substances...Diorite Flint Gabbro Granite Gypsum Jasper Limestone Marble Natron Obsidian Onyx Porphyry rock Pumice Rhyolite |  | | Report (issue) | | metamorphic grade. The lower part consists of a marble conglomerate and is overlain by dark sandstones..................................... Proterozoic marble on northern Nuussuaq ............................Proterozoic shallow marine clastic sediments and minor marble unconformably overlies Archaean rocks. Several...granitoids c. 2750 Ma (?) EARLY PROTEROZOIC Nuussuaq marble Sedimentary rocks on Nunataq (probably equivalent...and ripple-marked quartzite, tremolite-bearing marble and siltstone with only one cleavage set present |  | Belley, P. M., Grice, J. D., Fayek, M., Kowalski, P. M., Grew, E. S. (2014) A NEW OCCURRENCE OF THE BOROSILICATE SERENDIBITE IN TOURMALINE-BEARING CALC-SILICATE ROCKS, PORTAGE-DU-FORT MARBLE, GRENVILLE PROVINCE, QUEBEC: EVOLUTION OF BORON ISOTOPE AND TOURMALINE COMPOSITIONS IN A METAMORPHIC CONTEXT. The Canadian Mineralogist, 52 (4) 595-616 doi:10.3749/canmin.1400034 | Journal (article/letter/editorial) | | TOURMALINEBEARING CALC-SILICATE ROCKS, PORTAGE-DU-FORT MARBLE, GRENVILLE PROVINCE, QUÉBEC: EVOLUTION OF BORON...hosted in marble, or in metasomatite between a silica-undersaturated rock (commonly marble) and a more...bimetasomatism between the silicate-rich rock and marble; (3) Investigate the petrologic significance of...margin setting (Dickin & McNutt 2007). Marble belonging to the Marble Domain of the Mont Laurier Terrane...sediment (Katz 1976) or overgrown by vegetation. Marble, commonly dolomitic or serpentine-bearing, is the |  | | Journal (article/letter/editorial) | | retrogression. The terrane is divided into the Marble (west) and Quartzite (east) domains, separated...1150 Ma, respectively, whereas to the west in the Marble Domain hornblende ages are markedly younger (ca...or suprastructure. Post-Grenvillian cooling of Marble Domain rocks through 500 ◦ C nearly 200 m.y. after...suggests a protracted middle crustal residence of the Marble domain under thermally elevated conditions, implying...Lake region is denoted by the box in the central Marble Domain. Intrusions are part of the Kensington–Skootamatta |  | | Book (volume) | | by coal accumulation epochs in the Darrah-i-Suf District. Table 8 Quality of coals From Darrah-I-Suf...Pule-Khumri coal district. Table 10 Quality of coal from the Pule Khumri coal district. Table 11 Coal...Narin-Chal-Namakab coal district. Table 12 Quality of coal from Narin-Chal-Namakab district. Table 13 Water...fields of rare-metal pegmatites. The Paron ore district, with an estimated 3 million tonnes of lithium...30 per cent in carbonate content was found to outcrop in fragments within an area of a few dozen sq. |  | | Book | | crystals to 2.5 cm have been found with spine! in marble less than 1 mile southwest of Amity (Chamberlain...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...of rutile (Weerth, 2004). Tonniq Valley, Skardu district, Gilgit-Baltistan [Northern Areas]. Beginning...testing to be hematite. Zagi [Zegi] Mountain, Warsak district, North West Frontier Province. Surface diggings...to 6 cm (2005: 120). Los Remedios mine, Taxco district, Taxco, Guerrero. Ilvaite occurs in the wallrock |
|
