 | Gabrhelová, Pavla, Osovský, Michal, Matýsek, Dalibor, Sivek, Martin, Jirásek, Jakub (2014) Pelokarbonátový horizont nad 22. slojí ve svrchních sušských vrstvách české části hornoslezské pánve [Siderite concretion horizon above the No. 22 Coal Seam in the Upper Suchá Member of the Czech part of the Upper Silesian Basin]. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 22 (2) 293-302 | Journal (article/letter/editorial) | | Seam in the Upper Suchá Member of the Czech part of the Upper Silesian Basin Pavla Gabrhelová1), Michal...jirasek@vsb.cz 2) OKD, a.s., Důl Karviná, závod ČSA, ul. Čs. armády 1, 735 06 Karviná - Doly 3) Institut čistých...paralic and terrestrial sediments of the Upper Silesian Basin. Significant horizon above the No. 22 Coal...Coal Seam in the Upper Suchá Member of Karviná Fm. (Westphalian, Pennsylvanian) was investigated by geological...which belongs to the freshwater Faunistic Horizon Group Hubert. Shape of the concretions is mostly ellipsoidal |  | Beliš, Štefan, Osovský, Michal, Matýsek, Dalibor, Sivek, Martin, Jirásek, Jakub (2015) Tonstein sloje 560 sedlových vrstev karvinského souvrství (česká část hornoslezské pánve) [Coal tonstein in the No. 560 Seam of the Saddle Member (Karviná Formation, Czech part of the Upper Silesian Basin)]. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 23 (2) 171-181 | Journal (article/letter/editorial) | | Seam of the Saddle Member (Karviná Formation, Czech part of the Upper Silesian Basin) Štefan Beliš1), Michal...Jirásek3)* 1) OKD, a.s., Důl Karviná, závod ČSA, ul. Čs. armády 1, 735 06 Karviná-Doly Institut čistých technologií...Saddle Member of the Karviná Formation in the Czech part of the Upper Silesian Basin. It is a tonstein... According to a classification it belongs to a group of crystal tonsteins, because its substantial part...(cca 71 %), quartz (cca 8 %), mineral of the chlorite group (cca 6 %), sanidine (cca 6 %), muscovite (cca |  | | Journal (article/letter/editorial) | | clastic sediments of the Saddle Member (Czech part of the Upper Silesian Basin) Jakub Jirásek1)*, Dalibor...a.s., Důlní závod 1, lokalita Karviná, ul. Čs. armády 1, 735 06 Karviná-Doly 1) Jirásek J., Matýsek D...working districts Lazy and Doubrava near Karviná (Czech part of the Upper Silesian Basin). They are situated...conglomerates, and sandstones of the Saddle Member of the Karviná Formation (Namurian). Single garnet grains can...mineral (possibly illite), mineral from the chlorite group, and dolomite-ankerite. Some etch pits are |  | | Journal (article/letter/editorial) | | mineralization of tectonic zones in the Czech part of the Upper Silesian Basin Michal Osovský1), Jakub Jirásek2)*...Peikertová4) OKD, a.s., Důl ČSA, ul. Čs. armády 1, 735 06 Karviná-Doly Centrum ENET & Institut geologického inženýrství...anatase were recognized in the Karviná - Doly I allotment of the ČSA Mine. They are bound to fissures accompanying...accompanying main tectonic zones - Doubrava and Olše faults. Low-temperature hydrothermal mineralization...chalcopyrite, sphalerite, and mineral from the chlorite group. New to this mineral assemblage is a confirmed |  | Jirásek, Jakub, Osovský, Michal, Matýsek, Dalibor, Kurková, Tereza, Sivek, Martin (2017) Tonstein sloje 674 spodních sušských vrstev karvinského souvrství (česká část hornoslezské pánve) [Coal tonstein in the No. 674 Seam of the Lower Suchá Member (Karviná Formation, Czech part of the Upper Silesian Basin)]. Bulletin Mineralogie Petrologie, 25 (2) 191-200 | Journal (article/letter/editorial) | | the Lower Suchá Member (Karviná Formation, Czech part of the Upper Silesian Basin) Jakub Jirásek1)*...jirasek@vsb.cz 2) OKD, a.s., Důl Karviná, závod ČSA, ul. Čs. armády 1, 735 06 Karviná-Doly 3) Institut čistých...tonstein (tuff) from the Lower Suchá Member of the Karviná Formation (Late Namurian, Mississippian). Coal...1992 from seven mine boreholes. New occurences are described from the boreholes and mine galleries in the...10%), while quartz, biotite, mineral of the chlorite group, and plagioclase are present is subordinate |  | | Journal (issue) | | add GST. Discounts are available for renewals, group subscriptions, GIA alumni, and current GIA students...Sudarat Saeseaw San Diego, California Prague, Czech Republic Bangkok, Thailand Edward W. Boehm Dorrit...the Glass Buttes region of Oregon. Lastly, we invite you to join the G&G Facebook group (facebook.com/...recorded in the ultraviolet/visible/near-infrared region contained characteristic bands at 369, 381, 475...however, that the nickel end member of the spinel group (chihmingite, NiAl2O4) does exist in nature (Miyawaki |
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Doubrava Mine, Doubrava, Karviná District, Moravian-Silesian Region, Czech Republic