نتایج جستجو برای: blind geochemical anomaly

تعداد نتایج: 134003  

Journal: :Sains Malaysiana 2021

The volcanic rocks in Semporna Peninsula, Sabah, Malaysia forms parts of the Miocene subjected slab during Miocene-Pliocene orogeny. This study presents new petrographic and geochemical data area. range composition from basaltic andesite, dacite to rhyolite, with most shows calc-alkaline affinity a minor tholeiitic feature. trace elements enrichment large-ion lithophile (LILE) light rare earth ...

ژورنال: حسابداری مالی 2019

One of the anomalies of the capital market is accrual anomaly. This anomaly refers to the negative relationship between returns and accruals. In the case of accrual anomaly, two behavioral and rational expectations have been raised. The main purpose of this study is to explain accrual anomaly using a new approach to distinguish an anomaly interpretation of risk interpretation. For this purpos...

2013
Paul K. B. ALANIS Yusuke YAMAYA Akihiro TAKEUCHI Yoichi SASAI Yoshihiro OKADA Toshiyasu NAGAO

Taal Volcano is one of the most active volcanoes in the Philippines. The magnetotelluric 3D forward analyses indicate the existence of a large high resistivity anomaly (∼100 Ω·m) with a volume of at least 3 km×3 km×3 km, which is capped by a conductive layer (∼10 Ω·m), beneath the Main Crater. This high resistivity anomaly is hypothesized to be a large hydrothermal reservoir, consisting of the ...

Journal: :acta medica iranica 0
sedighah akhavan karbasi department of pediatric, shaheed sadoughi hospital, school of medicine, shaheed sadoughi university of medical sciences, yazd, iran. motaharah golestan department of pediatric, shaheed sadoughi hospital, school of medicine, shaheed sadoughi university of medical sciences, yazd, iran. raziah fallah department of pediatric, shaheed sadoughi hospital, school of medicine, shaheed sadoughi university of medical sciences, yazd, iran. fahimehsadat mirnaseri department of pediatric, shaheed sadoughi hospital, school of medicine, shaheed sadoughi university of medical sciences, yazd, iran. kazem barkhordari department of pediatric, shaheed sadoughi hospital, school of medicine, shaheed sadoughi university of medical sciences, yazd, iran. mahdokht sadr bafghee department of pediatric, shaheed sadoughi hospital, school of medicine, shaheed sadoughi university of medical sciences, yazd, iran.

congenital malformation (cm) will begin to emerge as one of the major childhood health problems .treatment and rehabilitation of children with congenital malformations are costly and complete recovery is usually impossible. the aim of this study was to determine frequency of cm in yazd central city of the islamic republic of iran to find out if there has been any difference in the rate and type...

زمانیان, حسن, رادمرد, کیخسرو ,

The Baba Ali deposit is located about 39 km to the north west of Hamadan city. The syenitic pluton intruded and metamorphosed the diorite host rock producing the skarn deposit. Geochemical considerations indicate that the concentration values of rare earth elements in the syenite and diorite range from 35.4 to 560 ppm.  Rare earth elements variation in syenitic, skarn and diorite rock are simil...

جمشیدی , خدیجه , قاسمی, حبیب ا.. ,

Basaltic lavas have been reported at the base of the Shemshak Formation in some areas of the Alborz zone. However, detail observations of geological outcrops in different areas in eastern Alborz show that these rocks in most aereas around Shahrood (e.g. Gheshlagh in Khosh Yeilagh area) and Damghan (e.g. Tazare, Talo and Kalate Rodbar) are intrusive as sill, dike and small stocks and in few area...

Asadi Harooni, hoshang, Sameti, Mona, Zamanian, Hasan,

The Kalchuye Cu-Au deposit is located in the central part of the Urumieh – Dokhtar magmatic arc. This mineralization is mainly hosted by diorite, quartz diorite and andesite rocks. The mineralization is characterized by chalcopyrite, pyrite, galena and magnetite in the hypogen stage followed by chalcocite, covellite, malachite and goethite in supergen stage. According to the geochemical studies...

Journal: :Minerals 2022

This paper focuses on researching the scientific problem of deep extraction and inference favorable geological geochemical information about mineralization at depth, based which a mineral resources prediction model is established machine learning approaches are used to carry out quantitative prediction. The main contents include: (i) discussing method 3D anomaly under multi-fractal content-volu...

This study investigates petrology and major, minor, and rare earth elements ‎geochemistry of ‎East Iranian Eocene–Oligocene volcanic rocks in Sistan suture ‎zone, to examine their ‎petrogenesis and magma evolution. The volcanic rocks include andesite, trachy-andesite, dacite ‎and rhyolite. ‎These calc-alkaline rocks of high-K series are enriched in Large ‎Ion Lithophile ‎Elements of Rb and Ba a...

عامری, علی, پیرمحمدی, فرهاد, جهانگیری, احمد , مجتهدی, منصور, هاوا چن, چانگ, کسکین, محمت,

Sahand volcanic rocks, with Plio-Quaternery age, is located southeast Tabriz in the northwest part of Central Iran. These rocks are mainly composed of pyroclastics (tuff and ignimberite) and lava flows (rhyolite, rhyodacite, dacite and andesite) that unconformably cover the Miocene sedimentary formations. The major constituent minerals include plagioclase and hornblende which are surrounded by ...

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