نتایج جستجو برای: iron skarn deposit

تعداد نتایج: 159360  

Journal: : 2021

A knowledge graph is becoming popular due to its ability describe the real world by using a language that can be understood both humans and machines computer technologies. case study construct of porphyry copper deposits presented in this paper. First all, raw text data collected integrated from selected porphyry-skarn Qinzhou Bay – Hangzhou metallogenic belt, South China. Second, text's entiti...

Journal: : 2022

Typically, granitic intrusions that document the lengthy and intricate history of magmatic-hydrothermal system are linked to tungsten deposits. Uncertainty persists about genetic relationship between mineralization development. The primary deposit in Dai Tu region, known as Nui Phao deposit, has been subject a petrographical microscopic examination. Tungsten area often occurs association with f...

Journal: :journal of modern processes in manufacturing and production 0
moslem tayebi school of materials science, sahand university of technology, tabriz, iran hesam moghadasi school of mechanical engineering, iran university of science and technology (iust), narmak, 16846-13114, tehran, iran davood rahmatabadi school of mechanical engineering, iran university of science and technology (iust), narmak, 16846-13114, tehran, iran enayatolah mohemi national iranian south oil company, technical inspection and corrosion metals laboratory ramin hashemi school of mechanical engineering, iran university of science and technology (iust), narmak, 16846-13114, tehran, iran

in this paper, the reasons of damage water pumps parts of the air compressor cooling system were studied. to reach this goal, the works like preparing metallographic samples, evaluation of structure, investigation of mechanical properties, the alloy parts detection and chemical analysis of deposit and corrosion products collected from the parts were performed. according to studies and results o...

2011
Andreas Glatz Maria del C. Valdés Hernández Alexander J. Kiker Mark E. Bastin Susana Muñoz Maniega Natalie A. Royle Ian J. Deary Joanna M. Wardlaw

Brain iron deposits have recently been suggested as biomarkers for small brain vessel diseases. Here, we present a novel, automated method for segmenting brain iron deposits in the basal ganglia from structural MRI data. It is based on minimum-variance clustering of intensities from T1and T2∗-weighted volumes, and a supervised cluster selection algorithm. This method was evaluated with MR data ...

حیدریان شهری, محمدرضا , ملک‌زاده شفارودی, آزاده , مهدوی, امیر , کریم‌پور, محمدحسن ,

Gazu copper deposit is located in the boundary of Tabas and Lut block, 65km southeast of Tabas and 15km southwest of Deyhouk. The dominant lithology in the area consists of Shotori dolomite and limestone and Shemshak shale and sandstone.  Intrusive rocks with intermediate composition are widespread and numerous in the area. They consist of diorite, monzonite, and quartz monzonite to granite. Mi...

دهقانی , علی, مجتهدزاده, سیدحسین, کوهساری, امیرحسین, ‌حسینی, سیدمهدی,

Shahid Nilchian (Dopelan) deposit, located in high mountains of Chahar-Mahal Bakhtiari Province within the Zagros Thrust structural unit, is one of the main bauxite and argillite deposits of Iran. Many highly folded and faulted sedimentary successions are cropped in the area. The bauxite of Shahid Nilchian deposit is of lateritic type and belongs to Permo-Triassic in age. Five bauxite types wit...

2009
A. Meloni A. Luciani A. Pepe V. Positano G. Restaino M. C. Dell'Amico B. Favilli G. Alberini G. Palazzi M. Lombardi

Introduction: Precise and effective measurements of iron overload in the liver, where iron deposition seems to be primarily noticeable [1], are important for the early diagnosis, treatment and follow-up of thalassemia patients. Measurement of liver iron concentration in a small part of a needle biopsy is currently considered the gold standard for this purpose and is taken as representative of t...

برقی, محمد علی, طوطی, فرامرز, بدیعی, علیرضا , پوراسد, فاطمه ,

Gazu copper deposit is located in the boundary of Tabas and Lut block, 65km southeast of Tabas and 15km southwest of Deyhouk. The dominant lithology in the area consists of Shotori dolomite and limestone and Shemshak shale and sandstone.  Intrusive rocks with intermediate composition are widespread and numerous in the area. They consist of diorite, monzonite, and quartz monzonite to granite. Mi...

Journal: :Mineralogical Magazine 2022

Abstract Southwestern Sardinia, Italy, hosts several skarn, W–Sn–Mo greisen and hydrothermal deposits related to a 289±1 Ma Late Variscan granite suite. Among them, the most representative scheelite-bearing skarns belong San Pietro Sinibidraxiu localities, in Monte Tamara area, Sulcis region. The deposit is typical calc-silicate skarn whereas sharply bounded orebody hosted marble unit. Optical ...

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