 | | Journal (article/letter/editorial) | | 1985, VOL. 49, PP. 135-137 Pekoite from Narechen, Bulgaria--a possible solution to the bonchevite problem...veins near the town of Narechen, in the Southern Rhodope Mountains, Bulgaria. The quartz veins are up...up to 0.5 m thick and cut muscovite-biotite schists of the Rhodopian Complex (Bonev, 1982). One of the...several specimens of quartz from a vein north of Narechen during the International Mineralogical Association...microprobe analyses (in wt. %) of pekoite from Narechen, Bulgaria 1 2 Cu 2.41 1.71 Pb 8.31 5,98 Bi 70.44 |  | | Journal (article/letter/editorial) | | 1985, VOL. 49, PP. 135-137 Pekoite from Narechen, Bulgaria--a possible solution to the bonchevite problem...veins near the town of Narechen, in the Southern Rhodope Mountains, Bulgaria. The quartz veins are up...up to 0.5 m thick and cut muscovite-biotite schists of the Rhodopian Complex (Bonev, 1982). One of the...several specimens of quartz from a vein north of Narechen during the International Mineralogical Association...microprobe analyses (in wt. %) of pekoite from Narechen, Bulgaria 1 2 Cu 2.41 1.71 Pb 8.31 5,98 Bi 70.44 |  | | Journal (article/letter/editorial) | | reaction-ratemethod to the breakdown equilibria of muscoviteand muscovite + quartz. American Journal of Science.263-647467...W.D. Birch, W.G. Mumme (1985)Pekoitefrom Narechen,Bulgaria-A possiblesolution to the boncheviteproblem...tz veins near the town of Narechen, southern Rhodope Mountains of Bulgaria, were the original source |  | | Report (issue) | | amphibolite :racies, v:iz. sill:i.manite-almandine-muscovite, kyan:i.te-muscov:ite-9-uartz and staurolite-quarts...quartz-scheelite-sulphosalt mineralizations near the town of Narechen are the first restricted ma-. nifestations of...are distinguishedi а) The horizon of' Ыotite-muscovite-~eisses and gneissschists, occurring at the base...amounts of mafic minerals and Ьу the appearance of muscovite. In the lo~er parts of the suite,the granite gneisses...are of light colour and tv10-mica (to biotite-muscovite) composition, and higher up along the profile |  | | Journal (article/letter/editorial) | | reaction-ratemethod to the breakdown equilibria of muscoviteand muscovite + quartz. American Journal of Science.263-647467...W.D. Birch, W.G. Mumme (1985)Pekoitefrom Narechen,Bulgaria-A possiblesolution to the boncheviteproblem...tz veins near the town of Narechen, southern Rhodope Mountains of Bulgaria, were the original source |  | | Journal (article/letter/editorial) | | 265 BROWNE1ELD,I. K., see FOORD,E. E., 729 BULGARIA,Narechen, pekoite, 135 Bustamite, structural study...W, metamorphism of iron-formation, 117; Gardar Province, Tugtut6q older giant dyke complex, 623 Greenschist... and CHO, M., metabasites in Muscovite, in Omey granite, 505; muscovite paragonite solid solutions, 515... S., and MOTOYOSm, Y., potassium Paragonite, muscovite paragonite solid solutions, 515 pargasite, 703...micas in pelitic PASCAL,M. L., and Roux, J., muscovite paragonite solid rocks, 305; see also SAVAGE,D |  | | Journal (article/letter/editorial) | | in Alpine Precambrian basement comFoldbelt, S. Bulgaria plex, Paleozoic intrusions, Late Alpine volcanic...are widespread. The samples of rocks from the Narechen and Beden districts in the north and northwest...Central situated in the center of the Variscan province and granites of the Rhodope Massif, which occupies...occupies a marginal position in this province and is only slightly affected by Variscan reactivation, one...migmatite–granite-gneiss complexes, and especially muscovite pegmatites of the Belomorian and Lapland–Kolvitsa |  | | Book | | Daaliev Alexey Jalov Caves and Speleology in Bulgaria Bulgarian Federation of Speleology National Museum...Museum of Natural History CAVES AND SPELEOLOGY IN BULGARIA 1 CyanMagentaYellowBlack Peshteri page 2 2...Daaliev Alexey Jalov \ CAVES AND SPELEOLOGY IN BULGARIA Pensoft Publishers Bulgarian Federation of Speleology...History - Sofia 2006 3 CAVES AND SPELEOLOGY IN BULGARIA © Petar Beron, Trifon Daaliev & Alexey Jalov ...1111, Bulgaria pensoft@mbox.infotel.bg Fax: +359-2-8704282 www.pensoft.net 4 Printed in Bulgaria, October |  | | Book (edition) | | ZhiJandy, Kazakhstan, G Galena, 45 mm, Madan, Bulgaria, G SphaJerite. xx 12 mm, Morococha, Peru, H Gypsum...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION...conditions in the gold-bearing "greenstone" in Abitibi province in northern Ontario and Quebec. Some genetic problems |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | British Columbia NF Labrador (part of Newfoundland Province) MB Manitoba NB New Brunswick NF Newfoundland...Landsberg, near Obermoschel, Germany; Kremikovei, Bulgaria. BM NJMA 117:1(1972), AM 58:347(1973), R:338,...Republic; Sedmochislenitsi mine, Vratsa district, Bulgaria; Tort Kudak deposit, Kazakhstan; Sado mine, Niigata...Messina, Transvaal, and Nababiep West mine, Cape Province, South Africa. Uses: An important ore of copper...Italy; Trepca, Serbia; Madan, Rhodope Mts., Q, Bulgaria; Dalnegorsk, eastern Siberia, Russia; Tsumeb, |  | | Book | | on a carbonate containing soil in the Mendoza province of Argentina Juan Pablo Bonetto, Silvia Lopez...remediation of uranium mining in the Karoo Uranium Province, South Africa Nico Scholtz, O.F. Scholtz, Gerhard...the tailings at Ranger are qua1iz, chlorite, muscovite and gypsum. Large particles of hematite have been...(Qz). muscovite, (jarosite) (Qz), kaolinite, 1nuscovite, jarosite (Qz), kao lioile, muscovite,jarosite...kaolinite, muscovite, (illite), jarosite (Qz), kaolinite, muscovite, jarosite (Qz), kaol inite, muscovite, (illite) |
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