نتایج جستجو برای: monzodiorite
تعداد نتایج: 84 فیلتر نتایج به سال:
granitoid rocks of kaje area, northwest ferdows, with the composition of diorite, monzodiorite, monzonite, monzogranite, syenogranite and granite, with calk-alkaline and high potassium affinities, have trace and rare earth element geochemical characteristics similar to those from subduction zones, belonging to i-type granitoid rocks. most of these rocks are oxidized (magnetite series), while on...
The Etive igneous complex has intruded into Dalradian and Moine meta-sedimentary rocks in Devonian. Main rock types of the complex are granodiorite, monzodiorite, monzogranite, granite and diorite. Geochemical studies show that the magmas were of high K calc-alkaline, I-type and metaluminous nature. Application of discriminant diagrams to the Etive rocks indicates a possible within-plate tecton...
On the basis of field studies, mafic-intermediate bodies of Kashmar are subdivided into the old series (often stocks of gabbro, diorite, quartz diorite/monzodiorite) and the new series (quartz monzodiorite swarm dykes). In terms of crosscutting relationships, old series has the age between oldest volcanic units (57 Ma) and Eocene granitoids (40 Ma), but the swarm dykes are attributed to the pos...
The study area is located in the east of Ahar town in Eastern Azerbaijan Province and is part of the Ahar-Arasbaran Cenozoic magmatic belt of NW Iran. The geological units of the Eocene age are volcanic rocks with andesite, latite - andesite and basaltic andesite composition. Khankandi and Useflu Oligocene intrusive bodies intruded in the volcanic rocks and caused widespread alteration and copp...
Five main apatite deposits from the Moroccan Central High-Atlas —including Anemzi, Tirrhist-Inouzane, Tassent, Ait-Daoud-Toumliline and Tasraft— have been investigated through integrated field, petrographic, mineralogical, geochemical studies. The ore occurs as veins, few mm to several cm thick, spatially associated with syenite-quartz monzonite (dominant) monzodiorite-gabbrodiorite bodies empl...
The Rio Jacaré Batholith (RJB; 617 ± 4 Ma) is inserted in the Poço Redondo Domain, Sergipano Orogenic System. This batholith formed by monzodiorite, quartz monzonite, and with abundant microgranular enclaves (MEs). MEs vary from black to light gray exhibit globular slightly elongated shapes clear-cut, crenulated, cuspate, or, more rarely, diffuse contacts. They correspond diorites, monzodiorite...
DOI:10.17014/ijog.9.3.279-290 The Wanagon Gold prospect area located in the Ertsberg District, Papua Province, eastern part of Indonesia, is predominantly underlain by Upper Mesozoic to Cenozoic sedimentary rocks intruded Sill monzodiorite-diorite and andesite intrusion (Wanagon Dike). study previous researchers at was based on pre-2005 exploration data did not contain extensive additional dril...
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