نتایج جستجو برای: alteration mineral mapping

تعداد نتایج: 307775  

Journal: :Remote Sensing 2023

Mineral prospectivity mapping is a crucial technique for discovering new economic mineral deposits. However, detailed knowledge-based geological exploration and interpretations generally involve significant costs, time, human resources. In this study, an ensemble machine learning approach was tested using geoscience datasets to map Cu-Au Pb-Zn in the Cobar Basin, NSW, Australia. The input (magn...

Journal: :E3S web of conferences 2023

In this study, hyperspectral datasets are simulated from multispectral data using a spectral reconstruction approach which is sensor-independent technique. This technique makes use of information atmospherically corrected Remote Sensing (MRS) and normalized ground spectra for the simulation HRS data. study EO-1, ALI dataset was used (HRS) to discover Udaipur region’s unique minerals. A total 61...

Journal: :geopersia 2014
maryam sheibi

exact petrography and mineral chemistry investigations of pristine and altered rocks of the post-eocene panj-kuh pluton show thatsubsequent to emplacement and crystallization, rocks were subjected to two secondary composition equivalents, sodic-calcic andpotassic alterations, respectively. fresh rocks have syenitic composition and contain plagioclase (labradorite), k-feldspar, magmaticdiopside,...

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2020

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 1997
I Bièche A Khodja K Driouch R Lidereau

Alterations of chromosome 7 are among the most frequent cytogenetic abnormalities found in human breast carcinoma. We examined genetic changes on chromosome 7 in 113 primary human breast tumors, using both microsatellite and restriction fragment length polymorphism/variable number of tandem repeats polymorphism markers mapping to the long arm (15 markers) and the short arm (8 markers). Allelic ...

احمدی, علی, مجددی مقدم, حلیمه,

Metamorphic rocks in SW Arak composed from two groups including regional and contact metamorphism. Regional metamorphic rocks are composed of slate, phyllite and micaschists and locted in green-schist facies and contact metamorphic rocks are composed of spotted schist and hornfels respectively. Mineralogically, these rocks are composed of quartz, chlorite, muscovite, biotite and cordierite. Pet...

احمدی‌خلجی, احمد, سپه‌وند, فرزانه , طهماسبی, زهرا ,

Metamorphic rocks in SW Arak composed from two groups including regional and contact metamorphism. Regional metamorphic rocks are composed of slate, phyllite and micaschists and locted in green-schist facies and contact metamorphic rocks are composed of spotted schist and hornfels respectively. Mineralogically, these rocks are composed of quartz, chlorite, muscovite, biotite and cordierite. Pet...

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