. "21" . . . . . . "Doln\u00ED\u010Dek, Zden\u011Bk" . "Barytov\u00E1 mineralizace na lokalit\u011B Hrub\u00E1 sk\u00E1la nedaleko Pecky (6 km v. od Nov\u00E9 Paky) byla v minulosti pops\u00E1na v kr\u00E1tk\u00E9 n\u00E1lezov\u00E9 zpr\u00E1v\u011B. Nov\u011B byla zkoum\u00E1na geologick\u00FDmi, mineralogick\u00FDmi a geochemick\u00FDmi metodami. \u017Diln\u00E1 mineralizace se zde nach\u00E1z\u00ED ve v\u00FDznamn\u00E9 tektonick\u00E9 z\u00F3n\u011B vyvinut\u00E9 p\u0159ev\u00E1\u017En\u011B v hrubozrnn\u00FDch slepenc\u00EDch a\u017E sediment\u00E1rn\u00EDch brekci\u00EDch brusnick\u00FDch vrstev (westphal D a\u017E kantabr, pennsylvan) kumbursk\u00E9ho souvrstv\u00ED, kter\u00E9 jsou baz\u00E1ln\u00EDm \u010Dlenem sediment\u00E1rn\u00ED v\u00FDpln\u011B podkrkono\u0161sk\u00E9 p\u00E1nve. Baryt je p\u0159\u00EDtomen ve form\u011B b\u00EDl\u00FDch krystalick\u00FDch mas nebo dob\u0159e vyvinut\u00FDch tabulkovit\u00FDch krystal\u016F do velikosti 6 x 4 cm, vz\u00E1cn\u011B doprov\u00E1zen\u00FDch k\u0159emenem.Po chemick\u00E9 str\u00E1ce jde o velmi \u010Dist\u00FD baryt o obsahem Sr men\u0161\u00EDm ne\u017E 0,003 apfu a Ca a Fe pod 0,001 apfu. Jeho m\u0159\u00ED\u017Ekov\u00E9 parametry jsou a = 8,8861(1), b = 5,4561(7), c = 7,1584(9) A. Baryt obsahuje jednof\u00E1zov\u00E9 (L) nebo vz\u00E1cn\u011Bji dvouf\u00E1zov\u00E9 (L+V) fluidn\u00ED inkluze s r\u016Fzn\u00FDm pom\u011Brem kapalina/plyn a r\u016Fznou salinitou (3,5 - 16,5 hmot. % NaCl ekv.) obsahuj\u00EDc\u00EDch NaCl. and CaCl2. Hodnota \u03B434S z barytu je +16.9 ppt CDT. Data z fluidn\u00EDch inkluz\u00ED i izotopick\u00E9ho slo\u017Een\u00ED s\u00EDry odpov\u00EDdaj\u00ED dal\u0161\u00EDm monominer\u00E1ln\u00EDm post-varisk\u00FDm barytov\u00FDm \u017Eil\u00E1m v \u010Cesk\u00E9m masivu. Lokalita Hrub\u00E1 sk\u00E1la je pravd\u011Bpodobn\u011B v sou\u010Dasnosti jedn\u00EDm z nejlep\u0161\u00EDch m\u00EDst s mo\u017Enost\u00ED studia barytov\u00E9 mineralizace ve svrchnopaleozoick\u00FDch limnick\u00FDch p\u00E1nv\u00EDch \u010Cesk\u00E9 republiky."@cs . "62922" . "Barite mineralization in the Upper Carboniferous conglomerates at Pecka-Hrub\u00E1 sk\u00E1la Barite mineralization in the Upper Carboniferous conglomerates at Pecka-Hrub\u00E1 sk\u00E1la (Krkono\u0161e Piedmont Basin, Czech Republic)"@en . "CZ - \u010Cesk\u00E1 republika" . "27350" . "Barytov\u00E1 mineralizace ve svrchnokarbonsk\u00FDch slepenc\u00EDch na lokalit\u011B Pecka-Hrub\u00E1 sk\u00E1la (podkrkono\u0161sk\u00E1 p\u00E1nev, \u010Cesk\u00E1 republika)"@cs . "2" . . "Jir\u00E1sek, Jakub" . . "6"^^ . "S, V" . . "4"^^ . . "Mat\u00FDsek, Dalibor" . . . "2"^^ . "The barite mineralization at site Hrub\u00E1 sk\u00E1la close to Pecka village (6 km E from the town Nov\u00E1 Paka) was known earlier from a short discovery report. It was re-examined by geological, mineralogical, and geochemical methods. Vein mineralization is developed in a significant tectonic zone hosted by mostly coarse-grained conglomerates to sedimentary breccias of the Brusnice Member (Westphalian D to Cantabrian, Pennsylvanian) of the Kumburk Formation, which is the basal unit of the Krkono\u0161e Piedmont Basin. Barite is present as white crystalline masses or well-developed tabular crystals up to 6 x 4 cm in size, accompanied with minor quartz. Chemically it is pure barite with Sr content less than 0.003 apfu and Ca and Fe bellow 0.001 apfu. Cell parameters are a = 8.8861(1), b = 5.4561(7), c = 7.1584(9) A. Barite contains aqueous all-liquid (L) or rarely L+V fluid inclusions with variable liquid-vapor ratios and variable salinity (3.5 - 16.5 wt. % NaCl eq.) containing NaCl. and CaCl2. The \u03B434S value of barie sample is +16.9 ppt CDT. Both fluid inclusion and sulfur isotope data are comparable to those of monomineral post-Variscan barite veins of the Bohemian Massif. Locality Hrub\u00E1 sk\u00E1la is probably one of the best available sites to study barite mineralization in the Late Paleozoic limnic basins in the Czech Republic."@en . . "Barytov\u00E1 mineralizace ve svrchnokarbonsk\u00FDch slepenc\u00EDch na lokalit\u011B Pecka-Hrub\u00E1 sk\u00E1la (podkrkono\u0161sk\u00E1 p\u00E1nev, \u010Cesk\u00E1 republika)" . . "Barytov\u00E1 mineralizace na lokalit\u011B Hrub\u00E1 sk\u00E1la nedaleko Pecky (6 km v. od Nov\u00E9 Paky) byla v minulosti pops\u00E1na v kr\u00E1tk\u00E9 n\u00E1lezov\u00E9 zpr\u00E1v\u011B. Nov\u011B byla zkoum\u00E1na geologick\u00FDmi, mineralogick\u00FDmi a geochemick\u00FDmi metodami. \u017Diln\u00E1 mineralizace se zde nach\u00E1z\u00ED ve v\u00FDznamn\u00E9 tektonick\u00E9 z\u00F3n\u011B vyvinut\u00E9 p\u0159ev\u00E1\u017En\u011B v hrubozrnn\u00FDch slepenc\u00EDch a\u017E sediment\u00E1rn\u00EDch brekci\u00EDch brusnick\u00FDch vrstev (westphal D a\u017E kantabr, pennsylvan) kumbursk\u00E9ho souvrstv\u00ED, kter\u00E9 jsou baz\u00E1ln\u00EDm \u010Dlenem sediment\u00E1rn\u00ED v\u00FDpln\u011B podkrkono\u0161sk\u00E9 p\u00E1nve. Baryt je p\u0159\u00EDtomen ve form\u011B b\u00EDl\u00FDch krystalick\u00FDch mas nebo dob\u0159e vyvinut\u00FDch tabulkovit\u00FDch krystal\u016F do velikosti 6 x 4 cm, vz\u00E1cn\u011B doprov\u00E1zen\u00FDch k\u0159emenem.Po chemick\u00E9 str\u00E1ce jde o velmi \u010Dist\u00FD baryt o obsahem Sr men\u0161\u00EDm ne\u017E 0,003 apfu a Ca a Fe pod 0,001 apfu. Jeho m\u0159\u00ED\u017Ekov\u00E9 parametry jsou a = 8,8861(1), b = 5,4561(7), c = 7,1584(9) A. Baryt obsahuje jednof\u00E1zov\u00E9 (L) nebo vz\u00E1cn\u011Bji dvouf\u00E1zov\u00E9 (L+V) fluidn\u00ED inkluze s r\u016Fzn\u00FDm pom\u011Brem kapalina/plyn a r\u016Fznou salinitou (3,5 - 16,5 hmot. % NaCl ekv.) obsahuj\u00EDc\u00EDch NaCl. and CaCl2. Hodnota \u03B434S z barytu je +16.9 ppt CDT. Data z fluidn\u00EDch inkluz\u00ED i izotopick\u00E9ho slo\u017Een\u00ED s\u00EDry odpov\u00EDdaj\u00ED dal\u0161\u00EDm monominer\u00E1ln\u00EDm post-varisk\u00FDm barytov\u00FDm \u017Eil\u00E1m v \u010Cesk\u00E9m masivu. Lokalita Hrub\u00E1 sk\u00E1la je pravd\u011Bpodobn\u011B v sou\u010Dasnosti jedn\u00EDm z nejlep\u0161\u00EDch m\u00EDst s mo\u017Enost\u00ED studia barytov\u00E9 mineralizace ve svrchnopaleozoick\u00FDch limnick\u00FDch p\u00E1nv\u00EDch \u010Cesk\u00E9 republiky." . "RIV/61989100:27350/13:86088135" . . . "[AFCD8C038930]" . "Barytov\u00E1 mineralizace ve svrchnokarbonsk\u00FDch slepenc\u00EDch na lokalit\u011B Pecka-Hrub\u00E1 sk\u00E1la (podkrkono\u0161sk\u00E1 p\u00E1nev, \u010Cesk\u00E1 republika)"@cs . "Czech Republic; fluid inclusions; barite; Upper Carboniferous; Krkono\u0161e Piedmont Basin"@en . . "Barite mineralization in the Upper Carboniferous conglomerates at Pecka-Hrub\u00E1 sk\u00E1la Barite mineralization in the Upper Carboniferous conglomerates at Pecka-Hrub\u00E1 sk\u00E1la (Krkono\u0161e Piedmont Basin, Czech Republic)"@en . . "Barytov\u00E1 mineralizace ve svrchnokarbonsk\u00FDch slepenc\u00EDch na lokalit\u011B Pecka-Hrub\u00E1 sk\u00E1la (podkrkono\u0161sk\u00E1 p\u00E1nev, \u010Cesk\u00E1 republika)" . "Bulletin mineralogicko-petrologick\u00E9ho odd\u011Blen\u00ED N\u00E1rodn\u00EDho muzea v Praze" . . "RIV/61989100:27350/13:86088135!RIV14-MSM-27350___" . "\u0160koda, Radek" . "1211-0329" .