| | Report (volume) | Fluoritebearing carbonatites are reported from Angola, Kenya, Morocco, Mozambique, Namibia, South Africa...rocks consist of readily replaceable limestone or dolomite. The carbonatites and other intrusive bodies are...deposit; limestone and dolomite are most favorable. At some localities limestone or dolomite has been strongly...Africa, in Namibia (South West Africa), and in Angola and is associated with major fault zones in the...with alkaline intrusive rocks are reported from Angola, Kenya, Malawi, Morocco, Mozambique, Namibia, South | | | Journal (article/letter/editorial) | Norvege Fen Cap Vert Ile de Fogo Maroc Tamazert Angola #sO/SMOW 7,15 6=C/PDB -6,6 8,OO f 0,2 7,75 f...magnetite et apatite Sovite a magnetite et apatite Coola Angola Monte-Verde 14,l + 0,05 - 2,2 & 0,2 5,5 f...P P 95 96 P 97 P P 98 99 Angola Bdhmdo P 100 P 101 P 102 Angola Tchivira-Bonga Afrique du Sud... -8 + i& Dolomite 6 + Calcite A Calcile A Ddomae q 10 12 14 A Calcite Dolomite A AMI - S&de... PINEAU, ?@AlW $AVOY J. <m%kE et CLAUDE Coola Monte Verde Bailundo Tchivira-Bonga . -6 cf | | | Journal (article/letter/editorial) | Agostinho Neto, Av. 4 de Fevereiro 7, 815 Luanda, Angola Earth and Ocean Sciences, School of Natural Sciences...exsolution in the volcanic carbonatites. K EY WORDS : Angola, carbonatite, zonation in pyrochlore, fluorine,...carbonatites in Africa (Le Bas, 1971) extends into Angola where the majority of carbonatites crop out along...belong to the Paraná Angola Etendeka F IN CARBONATITIC PYROCHLORE Province and occur as ring complexes...by the Angola Namibia gabbro-anorthosite complex (Issa Filho et al., 1991) (Fig. 1). In Angola, carbonatites | | | Report (issue) | 300 14 3 8 60 68 15 3 ^H 8 Id 6 6 5 coola Tarcoola Blocks Tarcoola 47 20 Eclipse 5 ..... 9 16 14 2 20 2 23 20 8 35 11 25i 68 coola Tarcoola Perseverance Tarcoola Curdnatta Day...i3i;t 22i 3.3i 89i coola Nr. Royal George 501 16 11 18 16 239 62| coola Lake Labyrinth 25 ....... MUes E. of Tar- Day Dawn coola Tai coola Royal George 3 Miles Curdnatta Tarcoola Earea Dam... 7 9 13 15 18 20 50 88 15 21* 15 22| coola Wilgena Tarcoola Perseverance Last Resource Morning | | | Report (issue) | Bailey and S. Kearns 12. Post-Paleozoic magmatism in Angola and Namibia: A review . . . . . . . . . . . . ...provinces of the Saharan zone, Cameroon volcanic line, Angola and Namibia, and the East African Rift system....and the Ethiopian-Yemenite “Afar” flood basalt province (compiled from Schandelmeier and Reynolds, 1997;...compositionally related to the mainly alkaline province of intraplate magmatism in north Sudan and south... and Maguire, P.K.H., eds., The Afar Volcanic Province within the East African Rift System: Geological | | | Journal (issue) | (Au) Sucker Creek Placer (Au) Bristol Silica (dolomite) Steatite of Oregon (soapstone) Sylvanite-Lyman...County Produced some Sec. 30 T. 36 S., R. 3 W. dolomite. Jackson County 6. Steatite of Southern Oregon...upcoming meetings and speakers include: April 16-Be//a Coola by Freighter and Beyond: by Phyllis and John Bonebrake | | | Report (issue) | Atomic Energy Agency: AFGHANISTAN ALBANIA ALGERIA ANGOLA ANTIGUA AND BARBUDA ARGENTINA ARMENIA AUSTRALIA....................................... 49 6.5.1. Angola..................................................Details on the geology and formation of the alkaline province in northern Karelia (Kola Peninsula) are described...investigated area is located near Sivrihisar, province of Eskisehir, ~150 km W of Ankara. The deposit...pegmatites in the Mont Laurier area of the Grenville Province may be classified as results of high grade metamorphic | | | Journal (issue) | be dispe rsed . Thi i d o ne by using a liquid coola nt. It is he ld in a tank fro m whic h a pipe lea...ixture o f o il a nd pa ra ffin . Do no t a llow the coola nt to ge t a ll over the work a rea or o n to the...exists to suggest secondary alteration of the dolomite and the removal of some calcium. Some o f the...veins of calcite, a ragonite a nd ceriumbearing dolomite . With the carbonate veins are streaks of a lbite...meraldbearing veins, make up of white ca lcite a nd grey dolomite with a cerium content, occur towards the upper | | | Book (edition) | Finland, Guyana, Venezuela, Brazil, Paraguay, Angola and South-West Africa, i.a. Carbonatites are now...of resurgent material, derived from the Great Dolomite of depth” (p. 565). It must be remembered that...wall-rock alterations brand the area as an alkalic province. The types of carbonatite occurrences may be grouped...Larsen (1940) has pointed out, a petrographic province must be defined not only with respect to space...assignment of some occurrences to a particular province rests on geographic, geologic, or petrologic affinities | | | Report (volume) | calcareous shale of Middle Ordovician age overlie dolomite and limestone of the Beekmantown Group (Lower...(includes Rockdale Run Formation and Pinesburg Station Dolomite) (Middle and Lower Ordovician) Strike and dip...500. Epstein, J.B., 1986, The Valley and Ridge Province of eastern Pennsylvania—Stratigraphic and sedimentologic...extends south from the Coast Mountains physiographic province of Alaska, the Yukon, and British Columbia, through...its name from the Coast Mountains physiographic province (Holland, 1964), which in southeastern Alaska | | Havelcová, Martina, Machovič, Vladimír, René, Miloš, Sýkorová, Ivana, Lapčák, Ladislav, Špaldoňová, Alexandra (2020) Geochemistry of shear zone-hosted uranium mineralisation at the Zadní Chodov uranium deposit (Bohemian Massif) Ore Geology Reviews, 120. 103428 doi:10.1016/j.oregeorev.2020.103428 | Journal (article/letter/editorial) | During the post-ore carbonate stage, calcite, dolomite, and ankerite appeared, together with a small...metasedimentary rock series of the Central Ukrainian uranium province (Cuney et al., 2012). The chemical composition...uranium deposits of the Central Ukrainian uranium province are enriched in Si and Ca (Cuney et al., 2012)...Biomarkers of Holocene buried conifer logs from Bella Coola and north Vancouver, British Columbia, Canada. Org | | | Journal (article/letter/editorial) | timestone brecciation Siderite Yellow I fluorite Dolomite Purple I fluorite Yellow 2 fluorite Chafcopyrite...decreasethe amount of fluorite deposinecessary to coola 125-kma intrusionfrom700ø to tion. Smallchangesin | | | Journal (article/letter/editorial) | subterrane 58 0 200 400 B ella Bella C oola Coola O km Figure 1. Tectonic map of northwestern British... International Geology Review Calcite/epidote 100 1491 Dolomite Ankerite Chlorite/ pyrite 80 Andesite/ basalt...basaltic lavas of the British Tertiary volcanic province: Earth and Planetary Science Letters, v. 50, p | | Pass, H. E., Cooke, D. R., Davidson, G., Maas, R., Dipple, G., Rees, C., Ferreira, L., Taylor, C., Deyell, C. L. (2014) Isotope Geochemistry of the Northeast Zone, Mount Polley Alkalic Cu-Au-Ag Porphyry Deposit, British Columbia: A Case for Carbonate Assimilation. Economic Geology, 109 (4) 859-890 doi:10.2113/econgeo.109.4.859 | Journal (article/letter/editorial) | Vanderhoof Quesnel Likely Mt. Polley Bella Coola Williams Lake 100 Mile House Cache Creek Kamloops...chalcocite, cp = chalcopyrite, cz = clinozoisite, do = dolomite, ep = epidote, gl = galena, gt = garnet, hm =...Frequency as carbonate (calcite ± ankerite ± dolomite ± rhodochrosite), sulfate, and lesser zeolite...(1995) studied scoria from the Roman Comagmatic Province in Italy and found that mixing between different...undersaturated intrusions. Results showed that calcite and dolomite addition to a basaltic magma promoted the crystallization | | | Book | of the eastern margin of the Atlantic (Namibia, Angola) or the western African kimberlites do not fulfil...individual chapters: i) the carbonatitic-alkaline province outcropping on the Kenya-Uganda border which have...Petrogenesis of the volcanic rocks of the Karoo Province edited by ERLANK (1984). In addition, a review...review paper related to this volcanic province appeared in the book devoted to the Flood Basalts Provinces...138 139 142 146 146 5 The Mesozoic Tholeiitic Province of Northwest Africa: A Volcanotectonic Record | | | Book | subdivided into Ca-rich (calciocarbonatites), Mg-rich (dolomite carbonatites), Fe-rich (ankerite carbonatites)...the Canary Islands, the North Atlantic Igneous Province and the Sunda Arc with a focus on magmatic crystals...carbonatite occurrences are dominated by calcite, 7 by dolomite and the remaining two are known to be of alkaline...(ac) and Alnö (acl) in Sweden; the Kola alkaline province (acl) in Russia; Sokli (cl) and Iivara (a) in...Eckermann 1948), are carbonatite dykes with dominating dolomite (more rarely, ferrodolomite), being the hypabyssal | | Foot, F. J., O'Kelly, J. (1865) Explanation to accompany Sheets 98, 99, 108, and 109 of the One-Inch Map of the Geological Survey of Ireland illustrating parts of the counties of Westmeath, Roscommon, Galway, Longford, and King's County. Memoirs of the Geological Survey. Geological Survey of Ireland | Report (issue) | are here some beds of b1 ..ownish crystalline dolomite. On tJ1e high ground N.E. of Ballyl...magnesian, being indeed here and there a good dolomite. To the southward the gray Lower Limestone appears...Conlanstown House, • -------- price of stone at, 35 Coola. Bridge, .. . • Ballyhandy, • 1 3 Coolalough House...• 1 4 Keel Bridg-e, . .. • 1 4, 23 10 Kidlawn, Dolomite, Brownish Crystalline, • 6, 9, 1 6, 23 . . 1 8 | | | Report (Issue volume) | in a number of cities and towns in nearly every province. Becoming Acquainted with Minerals Although it...publication). Mining Ind. Que.-The Mining Industry of the Province of Quebec. Mines Br., Mem. Ser.-Department of...Survey, Bulletin. Nfld. Geol. Surv., Inf. Circ.-Province of Newfoundland, Department of Mines and Resources...Information Circular. N.S. Dept. Mines, Ann. Rept.-Province of Nova Scotia, Department of Mines, Annual Report...Report on Mines. N.S. Dept. Mines, Mem.-Province of Nova Scotia, Department of Mines, Memoir. N.S. Dept | | | Report (issue) | structurally dcfo m1ed and largely recrystaJ(i7.ed . Dolomite clepo~il~ are rare. Small portions of some limestone...agricultural consumption of ground limestone and dolomite during the 10 years 197\1- 1988 averaged 105,000...about99 percent of the limestone and all of me dolomite were from out-of-state sources. The main limestone...area. and the Colvig Gulch, Lyons Gulch, Bristol Dolomite, Lively, and Baxter deposits in the Gold Hill...Carbonate minerals include both magnesite and dolomite. Other accessnry minerals inclucle magnetite, | | | Book (edition) | BT N460000N503000 W0735000W0850000 Superior Province Canadian Shield Blake River Group Ontario Quebec...Gastropoda Mollusca BT Invertebrata Aconcagua Province Central Chile. Also search cagua. BT Chile NT...Rocky Mountain Arsenal Wattenberg Field Adana Province in S Anatolia. Also a city. BT Turkey Middle East...Limestone Sainte Genevieve Limestone Selma Group Shady Dolomite Smackover Formation Talladega Group Tallahatta...Tombigbee River Tuscaloosa Formation Valley and Ridge Province Vicksburg Group Warsaw Formation Yazoo Clay Alabama | | | Report (volume) | Allan, John Andrew. 27. Geological map of the Province of Alberta: Alberta, Scientific and Industrial...hypothesis concerning the structural features of the province in relation to the deposition of gold: Canadian...mining operations in the Province of Quebec during the year 1924: Quebec (Province), Dept. Colonization,...mining operations in the Province of Quebec during the year 1925: Quebec (Province), Department of Colonization...59-75, 1 fig., 2 pis., map, 1925. 654. Tatla-Bella Coola area, Coast district, British Columbia: Canada, | | | Book (volume) | her extensive experience rockhounding around the province. Karen Vanderwolf and Ailsa Lamont of Lillooet...foremost hobbies. Clubs were formed throughout the province by people interested in collecting rocks and learning...Defining a province 2.3 A network of civilization developed 2.4 Mining built the province 2.5 The little...and west it is flanked by mountain belts. The province of British Columbia is within the Cordilleran...with their own deposits, run NW-SE through the province, parallel to the present coastline and the Continental | | | Report (issue) | for Professor Mcilwraith's report on the Bella Coola Indians, and made the drawing of Eskimo harpoons...Professor T. F. Mcilwraith on the Indians of Bella Coola, whom he investigated through two field seasons...prepared a paper on the rnateria medica of the Bella Coola and neighbouring tribes of British Columbia. 10...represented in the National Herbarium frorn the province of N e\v Bruns,vick. rrhe week spent on Prince...the turf grass-seed grO'\\'ing industry of the province. The Seed Branch of the Dominion Depart1nent of | | | Book | associated coral reefs 1n the Almanzora Basin, Almeria Province, southeastern Spain CJ. DABRIO and M .D. POLO...1987). The results of the recent studies in Bella Coola, Bute Inlet and Howe Sound are reviewed below, together...don1inated by braided river channels a t Bella Coola has recently been described by Kostaschuk and McCann...Interpretive map of the subaqueous delta-slope at Bella Coola (from Kostaschuk and McCann, 1987); location in...in PRIOR AND BORNHOLD 140 The Bella Coola braided delta is thus characterized by a broad front with | | Nokleberg, Warren J., Parfenov, Leonid M., Monger, James W.H., Baranov, Boris B., Byalobzhesky, Stanislav G., Bundtzen, Thomas K., Feeney, Tracey D., Fujita, Kazuya, Gordey, Steven P., Grantz, Arthur, Khanchuk, Alexander I., Natal'in, Boris A., Natapov, Lev M., Norton, Ian O., Patton, William W., Plafker, George, Scholl, David W., Sokolov, Sergei D., Sosunov, Gleb M., Stone, David B., Tabor, Rowland W., Tsukanov, Nickolai V., Vallier, Tracy L., Wakita, Koji (1994) Circum-North Pacific tectonostratigraphic terrane map. Open-File Report Vol. 1994 (94-714) US Geological Survey doi:10.3133/ofr94714 | Report (issue) | Early Carboniferous units mainly red sandstone, dolomite. conglomerate , gypsum. rock salt. and. in everal...Mis issippian and Pennsylvanian shale, chert. dolomite, and sparse marine keratophyre flow and tuff (Kuna...assemblage composed of: anook ( 1) Katakturuk Dolomite (Proterozoic), Limestone (Proterozoic? or lower...ndstone. siltstone, diabase, conglomerate. breccia. dolomite. and argillite (Aldomsk. Lantar k. Ulukan k. Tanchinsk...amphibolite fac ies ; (3) Upper Proterozoic limestone, dolomite. quartz sandstone, shale, siliceous shale. and |
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