Results 31 to 40 of about 7,307 (154)

Towards better delineation of hydrothermal alterations via multi-sensor remote sensing and airborne geophysical data

Scientific Reports, 2023
Integrating various tools in targeting mineral deposits increases the chance of adequate detection and characterization of mineralization zones. Selecting a convenient dataset is a key for a precise geological and hydrothermal alteration mapping.
Ali Shebl, Mahmoud Abdellatif, Mohamed Badawi, Maher Dawoud, Amr S. Fahil, Árpád Csámer   +5 more
doaj   +1 more source

Mapping hydrothermal alteration mineral deposits from Landsat 8 satellite data in Pala, Mayo Kebbi Region, Southwestern Chad

Scientific African, 2021
The different image attribute extracting techniques, spectral enhancement ability, pixel classification methods have been applied on the Landsat 8 OLI satellite image data to map geological features and spatial distribution of hydrothermal alteration ...
Olawale Olakunle Osinowo, Ahmed Gomy, Moussa Isseini   +2 more
doaj   +1 more source

Application of Hydrothermal Altered Reservoir Identification Method in Metamorphic Rock Buried Hill of Bozhong sag, Bohai Bay Basin, China

Frontiers in Earth Science, 2022
Hydrothermal fluid is one of the factors controlling Archean buried hill reservoirs in Bozhong 19-6. However, there are no clear studies focusing on the influence of hydrothermal alteration products and their lithological characteristics on reservoirs ...
Boyuan Zhu, Boyuan Zhu, Renfang Pan, Renfang Pan, Chaomo Zhang, Chaomo Zhang, Zhansong Zhang, Zhansong Zhang, Wenrui Shi, Wenrui Shi   +9 more
doaj   +1 more source

Applying spectral analysis for identification of alteration zones in north Saveh area, Iran

Journal of Spectral Imaging, 2020
An extensive series of volcanic rocks are exposed in the north of Saveh city, Iran, which consist of phyllic, argillic and propylitic hydrothermal alteration types. For the purpose of the investigation, a FieldSpec3® spectroradiometer was used to measure
Kazem Rangzan, Somayeh Beyranvand, Hoshang Pourkaseb, Hojjatollah Ranjbar, Alireza Zarasvandi   +4 more
doaj   +1 more source

Spectral Responses of As and Pb Contamination in Tailings of a Hydrothermal Ore Deposit: A Case Study of Samgwang Mine, South Korea

Remote Sensing, 2018
We analyzed chemical composition, mineralogy, and spectral characteristics of the tailings of a hydrothermal gold mine in South Korea. We measured spectral responses of tailings to arsenic (As) and lead (Pb) concentration and developed and validated a ...
Yongsik Jeong, Jaehyung Yu, Lei Wang, Ji Hye Shin   +3 more
doaj   +1 more source

The Alteration and Mineralization Characteristics of Miocene Porphyry Cu-Au Deposits of Chagai Magmatic Belt, District Chagai, Balochistan, Pakistan

International Journal of Economic and Environment Geology, 2021
Subduction related Miocene porphyry type deposits are found in the east-west trending Chagai magmatic belt (CMB) in Pakistan's western margin, Balochistan.
Fida Murad, Abdul Ghaffar, Innayat Ullah, Abdul Shakoor Mastoi, Muhammad Tariq Zaman
doaj   +1 more source

Hydrothermal alteration (discussion) [PDF]

Economic Geology, 1913
n ...
openaire   +2 more sources

Hydrothermal alteration and mineral potential zones of Bauchi area Northeastern Nigeria using interpretation of aeroradiometric datas

Journal of Nigerian Society of Physical Sciences
This research focuses on hydrothermal alteration and mineral potential zones of the Bauchi area in northeastern Nigeria using the interpretation of aeroradiometric data.
Afizu Mamudu, Eti-mbuk S. Akanbi, Shola C. Odewumi   +2 more
doaj   +1 more source

The Quartz Veins, Hydrothermal Alteration and Ore Mineralization of Orogenic Gold Deposit at Mendoke Mountains, Southeast Sulawesi, Indonesia

Iraqi Geological Journal, 2022
The research at Mendoke Mountains, Southeast Sulawesi Province, particularly for the study of gold deposits, becomes a new challenge because there is no previous detailed study.
Hasria, Arifudin Idrus, Wayan Warmada
doaj   +1 more source

Evaluation of Supervised Machine Learning Algorithms for Mapping Hydrothermal Alteration Zones Associated with Porphyry Copper Mineralization Using ASTER Satellite Imagery

Mining
Hydrothermal alteration mapping is a critical component of porphyry copper exploration because alteration assemblages provide important vectors toward mineralization.
Mahin Rostami, Amin Beiranvand Pour
doaj   +1 more source