 | Jirásek, Jakub, Matýsek, Dalibor, Vaculíková, Lenka, Sivek, Martin (2015) Hollandit a kryptomelan z Poniklé u Jilemnice, Česká republika [Hollandite and cryptomelane from Poniklá near Jilemnice, Czech Republic]. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 23 (1) 103-108 | Journal (article/letter/editorial) | | Hollandite and cryptomelane from Poniklá near Jilemnice, Czech Republic Jakub Jirásek1)*, Dalibor Matýsek2)...Abstract At historical iron ore mining site near Poniklá, famous for natrodufrénite occurence, were described...described as psilomelane and pyrolusite in 19th century from the Poniklá. Co-existence of iron and manganese...coronadite group, mineralogy, infrared spectroscopy, Poniklá Group Obdrženo: 30. 4. 2015; přijato: 21. 7. 2015...mineralogickém výzkumu historického železnorudného ložiska Poniklá u Jilemnice byly na puklinách rudniny z dolu Karel |  | Jirásek, Jakub, Matýsek, Dalibor, Minaříková, Aneta (2017) Oxidické minerály manganu: vymezení, krystalové struktury, identifikace a výskyt na území České republiky [Oxide manganese minerals: definition, crystal structures, identification, and occurence in the territory of the Czech Republic]. Bulletin Mineralogie Petrologie, 25 (1) 55-68 | Journal (article/letter/editorial) | | identification, and occurence in the territory of the Czech Republic Jakub Jirásek1)*, Dalibor Matýsek2) a Aneta...minerals before 1960 in the territory of the Czech Republic. Critical review of both published and unpublished...that manganese oxide minerals are abundant at the Czech territory, but vast majority was described under...lithiophorite - 5, manganite - 3, pyrophanite - 2, pyrolusite - 4, ramsdellite - 3, and todorokite - 7. Key...Key words: manganese, oxides, mineralogy, Czech Republic Obdrženo: 23. 2. 2017; přijato 31. 7. 2017 Úvod |
|
