نتایج جستجو برای: ab bid ultramafic complex

تعداد نتایج: 831637  

Journal: :journal of sciences islamic republic of iran 0

the kahnuj ophiolitic complex, a part of the jazmurian ophiolitic belt, is located on the western boundary of the jazmurian depression and is bounded by two major fault systems. there is a well-preserved, ophiolite pseudostratigraphy of early cretaceous to early palaeocene age and has a bearing on the mesozoic development of southeastern part of iran and adjacent region. the kahnuj ophiolitic c...

: Cheshmeh-Bid chromite deposit is located in Nayriz ophiolite, 200 km northeast of Shiraz. The ophiolite sequences in this area are including ultramafic rocks (dunite, harzburgite, and pyroxenite). In this deposit, chromites are located in the mantle-crust transition zone and are enclosed by a dunite cover. Based on chemical studies of the major elements, chromite is depleted of Al and Ti elem...

2014
J. Mesjasz-Przybylowicz A. D. Barnabas I. Yousef P. Dumas

Hyperaccumulation is an unusual plant response to metaliferous soils. Such soils like those derived from ultramafic rocks, have elevated concentrations of heavy metals, mainly Ni, Cr, Zn and Cd. Most plants growing on these soils exclude metals from their shoots as excessive accumulation of heavy metals is toxic to the majority of plants. However, about 2% of plants growing on metaliferous soil...

Journal: :The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists 1986

Journal: :زمین شناسی اقتصادی 0
مژگان صلواتی رضا فهیم گیلانی

mafic and ultramafic plutonic igneous bodies, with small and big outcrops, between shemshak rock units (jurassic) are observed in east of imam zadeh hashem, in southern guilan province. ultramafic cumulates consist of clinopyroxenite, and plagiofer clinopyroxenite, olivine clinopyroxenite, and mafic rocks, based on mineralogy consist of gabbros, olivine gabbros, biotite gabbros and amphibole ga...

1998
Gabriele Di Stefano

In this work we introduce the class of graphs with bounded induced distance of order k, (BID(k) for short). A graph G belongs to BID(k) if the distance between any two nodes in every connected induced subgraph of G is at most k times their distance in G. These graphs can model communication networks in which node failures may occur: at a given time, if sender and receiver are still connected, a...

Journal: :مجله دانشگاه علوم پزشکی کرمانشاه 0
atefeh ghanbari jolfaei amir shabani

background: anxiety disorders and substance abuse are commonest comorbidities among bipolar i disorder (bid) patients. this study investigated the prevalence of anxiety disorders among bid patients based on their dependency on opioid. methods: in this cross sectional study the bid patients in iranian hospital of psychiatry were divided into two 89-patient groups; one group was considered as opi...

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