| Locality type: | Municipality |
| Classification |
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| Species: | Cryptomelane |
| Formula: | K(Mn74+Mn3+)O16 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Hollandite | ⓘ3 photos of Cryptomelane associated with Hollandite at this locality. |
| Data |
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| Mineral Data: | Click here to view Cryptomelane data |
| Locality Data: | Click here to view Poniklá, Semily District, Liberec Region, Czech Republic |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 949487 |
| Long-form Identifier: | 1:3:949487:9 |
| GUID (UUID V4): | f3265ee1-aa84-443e-8a26-18b752de879a |
| Nearest other occurrences of Cryptomelane |
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| 42.6km (26.5 miles) | ⓘMarkocice Th prospect, Gmina Bogatynia, Zgorzelec County, Lower Silesian Voivodeship, Poland |
| 67.4km (41.9 miles) | ⓘGrabina II quarry, Strzegom, Gmina Strzegom, Świdnica County, Lower Silesian Voivodeship, Poland |
| 73.0km (45.4 miles) | ⓘJenichen Quarry (Jehnichen Quarry; Jähnichen Quarry), Königshain, Görlitz District, Saxony, Germany |
| 74.3km (46.2 miles) | ⓘSchoorstein Quarry, Thiemendorf, Görlitz District, Saxony, Germany |
| 76.2km (47.4 miles) | ⓘA4 Highway tunnel, Thiemendorf, Görlitz District, Saxony, Germany |
| 96.1km (59.7 miles) | ⓘMt. Szklana Mine (Szklary pegmatite), Szklary, Gmina Ząbkowice Śląskie, Ząbkowice Śląskie County, Lower Silesian Voivodeship, Poland |
| References |
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Jirásek, J., Matýsek, D., Vaculíková, L., Sivek, M.: Hollandit a kryptomelan z Poniklé u Jilemnice, Česká republika. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 2015, vol. 23, č. 1, s. 103-108. |
| Reference Search (possible matching items) |
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 | 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) | | republika Hollandite and cryptomelane from Poniklá near Jilemnice, Czech Republic Jakub Jirásek1)*, Dalibor...Abstract At historical iron ore mining site near Poniklá, famous for natrodufrénite occurence, were described...group (hollandite supergroup) - hollandite and cryptomelane. They are present in cavities and fissures of...hollandite are alternating with the same of cryptomelane. Occurence of minerals from coronadite group...psilomelane and pyrolusite in 19th century from the Poniklá. Co-existence of iron and manganese oxidic minerals |  | 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...birnessite - 2, cesàrolite - 1, hollandite - 11, cryptomelane - 13, lithiophorite - 5, manganite - 3, pyrophanite... Key words: manganese, oxides, mineralogy, Czech Republic Obdrženo: 23. 2. 2017; přijato 31. 7. 2017 |
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Poniklá, Semily District, Liberec Region, Czech Republic