 | Sejkora, J., Grey, I. E., Kampf, A. R., Price, J. R., Čejka, J. (2016) Tvrdýite, Fe2+Fe32+Al3(PO4)4(OH)5(OH2)4·2H2O, a new phosphate mineral from Krásno near Horní Slavkov, Czech Republic. Mineralogical Magazine, 80 (6) 1077-1088 doi:10.1180/minmag.2016.080.045 | Journal (article/letter/editorial) | | phosphate mineral from Krásno near Horní Slavkov, Czech Republic J. SEJKORA1,*, I. E. GREY2, A. R. KAMPF3...National Museum, Cirkusová 1740, Praha 9, 193 00, Czech Republic CSIRO Mineral Resources, Private Bag 10, Clayton...pit, in the Krásno ore district near Horní Slavkov, western Bohemia, Czech Republic. It was found along...along with Al-rich beraunite, fluorapatite and pharmacosiderite in a cavity of quartz gangue. Tvrdýite forms...with I > 2σ(I). Tvrdýite is isostructural with beraunite, but contains dominant Al in two of the four independent |  | | Journal (article/letter/editorial) | | of the Czech Geological Society 51/12(2006) 3 The Krásno Sn-W ore district near Horní Slavkov: mining...SEJKORA2 1 2 Regional Museum Sokolov, Zámecká 1, Sokolov, CZ-356 00, Czech Republic Department of Mineralogy...1, CZ-115 79, Czech Republic The tin-tungsten Krásno ore district near Horní Slavkov (Slavkovský les...most important areas of ancient mining in the Czech Republic. The exceptionally rich and variable mineral...setting of the ore district, individual ore deposits and mining history. Horní Slavkov and Krásno were known |  | | Journal (article/letter/editorial) | | on zincoberaunite from Krásno near Horní Slavkov (Czech Republic) Jaromír TVRDÝ1*, Jakub PLÁŠIL2, Radek...Brno, Czech Republic; jt.geologie@gmail.com Institute of Physics, Academy of Sciences of the Czech Republic...Prague 8, Czech Republic Corresponding author A study of zincoberaunite from Krásno near Horní Slavkov (Czech...(Czech Republic) provided new chemical and structural data of this rare member of the beraunite group. The...composition is close to the Zn–Al-rich members of the beraunite group known from the same locality, but in this |  | Sejkora, J., Škoda, R., Ondruš, P., Beran, P., Susser, C. (2006) Mineralogy of phosphate accumulations in the Huber stock, Krásno ore district, Slavkovský les area, Czech Republic. Journal of the Czech Geological Society, 51 (1-2) 103-147 | Journal (article/letter/editorial) | | Journal of the Czech Geological Society 51/12(2006) 103 Mineralogy of phosphate accumulations in the...the Huber stock, Krásno ore district, Slavkovský les area, Czech Republic Mineralogie akumulací fosfátù...Museum, Václavské nám. 68, CZ-115 79 Praha 1, Czech Republic Institute of Geological Sciences, Masaryk University...Brno, Czech Republic Biskupský dvùr 2, CZ-110 00 Praha 1, Czech Republic Regional Museum Sokolov, Zámecká...Zámecká 1, Sokolov, CZ-356 00, Czech Republic Karla Èapka 1357, Sokolov, CZ-356 01, Czech Republic The present |  | | Journal (article/letter/editorial) | | paper Plimerite from Krásno near Horní Slavkov ore district, Czech Republic Jiří SEJKORA1*, Jakub PLÁŠIL1...Museum, Václavské nám. 68, 115 79 Prague 1, Czech Republic; jiri_sejkora@nm.cz Department of Geological...Masaryk University, Kotlářská 2, 611 37 Brno, Czech Republic Centre for Nanomaterial Research and Department...University, Třída 17. listopadu 12, 779 00 Olomouc, Czech Republic Corresponding author The Zn-dominant analogue...pit, the Krásno near Horní Slavkov ore district, western Bohemia, Czech Republic. Plimerite occurs there |  | | Journal (article/letter/editorial) | | Journal of the Czech Geological Society 51/12(2006) 159 New naturally occurring mineral phases from...from the Krásno Horní Slavkov area, western Bohemia, Czech Republic Nové minerální fáze z oblasti Krásno...Krásno Horní Slavkov, západní Èechy, Èeská republika (43 figs, 21 tabs) JIØÍ SEJKORA 1 RADEK KODA2...Museum, Václavské nám. 68, CZ-115 79 Prague 1, Czech Republic Institute of Earth Sciences, Faculty of Science...CZ-611 37, Brno, Czech Republic Biskupský dvùr 2, CZ-110 00 Prague 1, Czech Republic This paper presents |  | | Report (issue) | | Fracture: Uneven. Hardness = 3-4 (by analogy to beraunite). D(meas.) = n.d. D(calc.) = 2.834 Optical Properties:...Pattern: Huber open pit, Krásno ore district, western Bohemia, Czech Republic. 10.227 (100), 7.156 (14), 3.416...(1) Huber open pit, Krásno ore district, western Bohemia, Czech Republic; average of 9 electron microprobe...contact with acidic waters. Association: Al-rich beraunite, fluorapatite, pharmacosiderite, quartz. Distribution:...Krásno ore district, near Horní Slavkov, western Bohemia, Czech Republic. Name: Honors Czech mineralogist |  | Sejkora, Jiří, Tvrdý, Jaromír, Čejka, Jiří, Vrtiška, Luboš, Dolníček, Zdeněk (2019) Bendadaite from Krásno near Horní Slavkov (Czech Republic), description and Raman spectroscopy. Bulletin Mineralogie Petrologie, 27 (1) 63-71 | Journal (article/letter/editorial) | | PAPER Bendadaite from Krásno near Horní Slavkov (Czech Republic), description and Raman spectroscopy...National Museum, Cirkusová 1740, 193 00 Praha 9 - Horní Počernice; *e-mail: jiri_sejkora@nm.cz 2) Azalková...(2019) Bendadaite from Krásno near Horní Slavkov (Czech Republic), description and Raman spectroscopy...in the Krásno ore district near Horní Slavkov, Slavkovský les area (Czech Republic). Bendadaite occurs...composition, Raman spectroscopy, Krásno near Horní Slavkov, Czech Republic Obdrženo 18. 3. 2019; přijato 14. 6 |  | | Journal (article/letter/editorial) | | Russian Academy of Sciences, Apatity, Murmansk region, Russia. D.B. 916 Downloaded from https://pubs...peaks in the region below 900 cm−1 (metal–anion stretching vibrations), peaks in the region of 3400–3600...on Torrecillas Hill, Iquique Province, Tarapacá Region, Chile. Chongite was discovered in the Torrecillas...an alluvial diamond from São Luiz river, Juina district of Mato Grosso, Brazil (11°29′S, 59°02′W). It...intensity peaks are evident in the 540–640 cm–1 region, one peak is centered at 393 cm–1, and three further |  | | Journal (article/letter/editorial) | | at the locality include wavellite, cacoxenite, beraunite, and strengite. The Cambrian age shale/siltstone...550–600 cm–1 region and phosphate antisymmetric stretching modes in the 900–1200 cm–1 region. Also obvious...The afmite spectrum has multiple bands in the OH region, both sharp and broad. The sharp bands more likely...bonding with isolated H2O groups in the interlayer region. Afmite is closely related structurally to the...sheep station, Wolgidee Hills, West Kimberley District, Australia. Both the mineral and mineral name |  | Chukanov, Nikita V., Pekov, Igor V., Grey, Ian E., Price, Jason R., Britvin, Sergey N., Krzhizhanovskaya, Maria G., Kampf, Anthony R., Dünkel, Bernhard, Keck, Erich, Belakovskiy, Dmitry I., MacRae, Colin M. (2017) Zincoberaunite, ZnFe3+5(PO4)4(OH)5⋅6H2O, a new mineral from the Hagendorf South pegmatite, Germany. Mineralogy and Petrology, 111 (3) 351-361 doi:10.1007/s00710-016-0482-y | Journal (article/letter/editorial) | | ideally ZnFe3+5(PO4)4(OH)5·6H2O, the Zn analogue of beraunite, is found in the Hagendorf South granitic pegmatite...and (2) with flurlite, plimerite, Zn-bearing beraunite, schoonerite, parascholzite/scholzite, robertsite...Russian Academy of Sciences, Chernogolovka, Moscow region 142432, Russia 2 Faculty of Geology, Moscow State...Bavaria . Beraunite group . . Granitic Introduction This paper describes the new beraunite-group mineral...phosphates. Zincoberaunite is named as the analogue of beraunite Fe2+Fe3+5(PO4)4(OH)5·6H2O with Zn predominant |  | | Journal (article/letter/editorial) | | are some entrances to which proclaimed the First Republic in Logroño on June 22, underground workings. However...with jarosite. secondary phosphates, such as beraunite and plimerite, probably comes from the Galena...Photomicrography by Joaquim Callén. Group of prismatic beraunite crystals (zinc-bearing) on a quartz crystal covered...localities such as the Huber Shaft complex, Krasner, Czech Republic, and with compositions of up to 19% ZnO (Sejkora...but sometimes with the variety of zinciferous beraunite already described. In this latter association |  | | Journal (article/letter/editorial) | | the historical locality Černovice near Tábor (Czech Republic) Luboš Vrtiška1,2)*, Jiří Sejkora2), Radana...Národní muzeum, Cirkusová 1740, 193 00 Praha 9 - Horní Počernice 3) EUROVIA Services, s.r.o., U Michelského...occurrence Černovice near Tábor (Vysočina region, Czech Republic). Phosphates are bound to cracks and cavities...cavities in graphitics gneisses and quartzites. Beraunite forms radially fibrous greenish, greenish brown...aggregates up to 0.01 mm in size on hemispherical beraunite; it was verified only by Raman spectroscopy and |  | | Journal (article/letter/editorial) | | abandoned iron deposit Krušná hora near Beroun (Czech Republic) Luboš Vrtiška1,2)*, Jiří Sejkora2) a Radana...Národní muzeum, Cirkusová 1740, 193 00 Praha 9 - Horní Počernice 1) Vrtiška L, Sejkora J, Malíková R (2019)...about 12 km NW of Beroun (30 km WSW of Prague, Czech Republic) in an area of the Ordovician sedimentary rocks...1281.1(7) Å3. Tvrdýite - a rare phosphate from beraunite group - was identified there, it forms green to...composition, Krušná hora, Nový Jáchymov, Beroun, Czech Republic Obdrženo 17. 8. 2019; přijato 7. 11. 2019 |  | | Book | | the same passion for minerals and the NE Bavarian region. The Oberpfalz was his home and my adopted country...Bohemian Massif, which is shared by Germany, the Czech Republic, Poland and Austria, has been focused on these...the principal techniques of deep geophysics, this region enables us to look at the origin of pegmatites...to find new profitable mineral deposits in the region are not very promising and mining in Germany is...with much success. The Hagendorf-Pleystein mining district consists of several pegmatites and aplites, including |  | | Book | | transmission IR spectra of minerals in the far IR region. The PE discs are prepared at rather high temperatures...root-mean-square approximation of the spectrum in the region free of strong absorption. A review of the most...analysis for the IR spectrum of gmelinite-K in the region of Si–O-stretching vibrations carried out with...analysis for the IR spectrum of gmelinite-K in the region of Si–O-stretching vibrations carried out with...analysis for the IR spectrum of gmelinite-K in the region of Si–O-stretching vibrations carried out with |
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