Results 101 to 110 of about 30,693,449 (167)

Petrology and U-Pb zircon dating of intrusive rocks from A, C-south, and Dardvay districts, Sangan iron stone mine, Khaf

open access: yesJournal of Economic Geology, 2013
Sangan magnetite skarn mine is located 300 km southeast of Mashhad, along the eastern part of Khaf-Drouneh volcanic-plutonic belt. Granitoids from three areas within the Sangan mine A, C-North and Dardvay were studied.
Abbas Golmohammadi   +3 more
doaj  

Geology, mineralization, Rb-Sr & Sm-Nd geochemistry, and U–Pb zircon geochronology of Kalateh Ahani Cretaceous intrusive rocks, southeast Gonabad

open access: yesJournal of Economic Geology, 2013
Kalateh Ahani is located 27 km southeast of Gonabad within the Khorasan Razavi province. The area is part of Lut Block. Sub-volcanic monzonitic rocks intruded regional metamorphosed Shemshak Formation (Jurassic age).
Mohammad Hassan Karimpour   +4 more
doaj  

Geochemistry and mineralogy of S- and I-type granitoids from the Meratus mountains, Indonesia: a new frontier for hard-rock lithium exploration

open access: yesJournal of Umm Al-Qura University for Applied Sciences
Abstract This study presents the first comprehensive geochemical and mineralogical investigation of Cretaceous-age S- and I-type granitoids from the Meratus Mountains, South Kalimantan, Indonesia, aimed at evaluating their potential for hard-rock lithium mineralization.
Ariyo Suharyanto   +13 more
openaire   +1 more source

Petrogenesis of the uckapl Granitoid and its Mafic Enclaves in Elmal Area (Nide, Central Anatolia, Turkey)

open access: yes, 2013
The Late Cretaceous uckapl Granitoid including mafic microgranular enclaves intruded into metapelitic and metabasic rocks, and overlain unconformably by Neogene ignimbrites in the Nigde area of Turkey.
Kurt, Huseyin   +3 more
core   +1 more source

Geochemical and geochronological investigations of the vumba granite-greenstone terrain of NE Botswana [PDF]

open access: yes, 2000
U-Pb SHRIMP ages were determined for five samples representative of various granitoid groups from the Vumba granite-greenstone terrain, south western margin of the Zimbabwe craton in NE Botswana. These age data range from 2733 ± 5 Ma or 2696 ± 3.5 Ma (if
Bagai, Zibisani
core  

Petrographical, geochemical and petrological investigation of the Pelitli (Bayburt) granitoid

open access: yes, 2013
YÖK Tez No: 351922Pelitli (Bayburt) yöresinde yer alan Pelitli Granitoyidi'nin petrografik, jeokimyasal ve petrolojik özelliklerinin incelenmesini amaçlayan bu çalışma ile plütonik kayaçların gelişimleri ortaya konularak, kökenleri belirlenmeye ...
Çakmak, Gökhan
core  

ORIGIN AND PETROLOGY OF EKECİKDAĞ GRANITOID IN WESTERN CENTRAL ANATOLIAN CRYSTALLINE MASSIF

open access: yes, 1993
A belt formed by a number of granitoid intrusions is situated at the western part of the Central Anatolian Crystalline Massif. One of the granitoid intrusion at the southwest of the belt crops out between Aksaray and Ortaköy and is called Ekecikdağ ...
AKIMAN, Orhan, GÖNCÜOĞLU, M. Cemal
core  

Petrographical, geochemi?cal and petrological investigation of the mavri?yas (Çaykara-Trabzon) granitoid and surrounding rocks

open access: yes, 2017
YÖK Tez No: 467793Çaykara (Trabzon) yöresinde yer alan Mavriyas Granitoyidi'nin ve çevre kayaçlarının petrografik, jeokimyasal ve petrolojik özelliklerinin incelenmesini konu alan bu çalışmada Mavriyas Granitoyidi'nin gelişimi ortaya konularak, kökeni ...
Dündar, Buket
core  

Petrographical, geochemical and petrological investigation of the Egerler (Aydıntepe-Bayburt) Granitoid

open access: yes, 2017
YÖK Tez No: 495416Aydıntepe (Bayburt) yöresinde yer alan Eğerler Granitoyidi'nin ve çevre kayaçlarının petrografik, jeokimyasal ve petrolojik özelliklerinin incelenmesini konu alan bu çalışmada Eğerler Granitoyidi'nin gelişimi ortaya konularak, kökeni ...
Turhan, Vedat
core  

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