Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Meneisy, M. Y. [محمد يسري منيسي]"'
In the South Eastern Desert of Egypt tonalite. granodiorite and granite intruded intermediate to acidic metavolcanics and volcanogenic metasedimentary rocks of Precambrian age. The geological features of these granitic masses were investigated and a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1664::095357e2946aefe12bf4f2079c586f09
https://hdl.handle.net/10576/9766
https://hdl.handle.net/10576/9766
A geochronological sequence of the main phases of igneous activity in Egypt during the Mesozoic is presented in this paper. This is essentially based on scrutinized isotopic age data. New K / Ar ages are also included. Three main phases are outlined:
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1664::a59ea612baf442333229e36de8231193
https://hdl.handle.net/10576/10182
https://hdl.handle.net/10576/10182
Based on available isotopic age data, including a few K/Ar ages obtained by the writer, a geochronological sequence of the main phases of igneous activity in Egypt during the Paleozoic is presented. Five main phases at around 550-500 Ma, 400 Ma, 350
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1664::a689d6134770380ae35475668375313c
https://hdl.handle.net/10576/9834
https://hdl.handle.net/10576/9834
The only rocks of igneous origin known to be exposed in Qatar are those of Halul and Shra'Auh Islands. They occur within a salt diapir and the age of these rocks is uncertain. They have generally been assigned to the Hormuz Formation; approximately M
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1664::0b8b18e5668400998833e2d4e3b05b80
https://hdl.handle.net/10576/10228
https://hdl.handle.net/10576/10228