Zobrazeno 1 - 10
of 52
pro vyhledávání: '"Jakub Jirásek"'
Publikováno v:
Minerals, Vol 10, Iss 8, p 722 (2020)
This paper aims to characterize and interpret the trends in reserves, resources, and mine production of feldspar and feldspathoid rocks during 2005–2019 in the Czech Republic. With over 101 Mt of total resources and 22 Mt of reserves, feldspar belo
Externí odkaz:
https://doaj.org/article/d113a3ce79534fb7afe125a7a16c239a
Publikováno v:
Minerals, Vol 10, Iss 2, p 103 (2020)
Radium-bearing barytes (radiobarytes) have been known since the beginning of the 20th century. They are mainly found as precipitates of low-temperature hydrothermal solutions. In anthropogenic environments, they frequently occur as crusts on oil indu
Externí odkaz:
https://doaj.org/article/0f3c9f586c1f4de799bc7c14cbb3d5ce
Publikováno v:
Energies, Vol 12, Iss 7, p 1361 (2019)
India is one of the fastest developing countries in the world. To sustain this growth, energy and electricity demands will increase. In 2015, of the 1337 TWh produced, 916 TWh were from fossil fuels. We prepared several models of electricity demand f
Externí odkaz:
https://doaj.org/article/31100db3e9694a4d81074bf6d9892b60
Publikováno v:
Mineralogy and Petrology. 116:429-441
Publikováno v:
International Journal of Earth Sciences. 111:623-639
Publikováno v:
Bulletin Mineralogie Petrologie. 30:137-144
Localities Třebíč - Borovina (GPS N 49° 12.400‘ E 015° 51.280‘) and nearby Řípov (N 49° 12.700‘ E 015° 50.850‘) are known since 19th century. They represent variegated residual rocks originated during Tertiary? weathering of marbles,
Autor:
Martin Kašing, Jakub Jirásek, Dalibor Matýsek, Anastasiia Melnyk, Petr Jirman, Petr Skupien, Lubomil Pospíšil
Publikováno v:
Journal of Applied Geophysics. 213:105021
Autor:
Jakub Jirásek, Dalibor Matýsek
Publikováno v:
Bulletin Mineralogie Petrologie. 29:115-123
Dolníček (2020) described several occurrences of bog iron (limonite), which according to his article originates in recent streams by chemical precipitation, without the important role of microorganisms on this process. However, similar occurrences
Publikováno v:
Bulletin Mineralogie Petrologie. 29:41-48
Recently described small outcrop of the upper part of the Barnasiówka Formation yielded several manganese oxidic minerals. Outcrop at the bank of the Krnalovice Stream (GPS N 49°38.623’ E 018°14.630’) consists of Lower Turonian greenish to gre
Publikováno v:
Bulletin Mineralogie Petrologie. 28:339-346
From the belt of Ordovician metapelites in the Železné hory Mountains, ottrélite was described in 1882. Although the original paper stated the virtual absence of manganese, many papers and books from the 20th century copied just the original name