[HTML][HTML] VNIR-SWIR infrared (imaging) spectroscopy for geothermal exploration: Current status and future directions

KP Savitri, C Hecker, FD van der Meer, RP Sidik - Geothermics, 2021 - Elsevier
Infrared spectroscopy (IRS) is a method used to identify minerals based on their spectral
response to infrared light. Spot-based IRS (also known as 'reflectance spectroscopy') has …

A multi-sensor logger for rock cores: Methodology and preliminary results from the Matagami mining camp, Canada

PS Ross, A Bourke, B Fresia - Ore Geology Reviews, 2013 - Elsevier
Diamond drilling typically constitutes a major part of costs in advanced mineral exploration
programs. This generates thousands of meters of rock cores during major exploration …

Experimental researches on hydro-mechanical properties of altered rock under confining pressures

HL Wang, WY Xu, JF Shao - Rock Mechanics and Rock Engineering, 2014 - Springer
Altered rock, as the abutment materials of Xiaowan Hydropower Station in China, is a kind of
geological defective rock mass. It is loosely structured and its strength is low, with some …

[HTML][HTML] Integrated stress field estimation and implications for enhanced geothermal system development in Acoculco, Mexico

M Kruszewski, H Hofmann, FG Alvarez, C Bianco… - Geothermics, 2021 - Elsevier
Data gathered from two geothermal exploration wells in the Acoculco caldera, within the
Trans-Mexican Volcanic Belt, indicated that temperature is high enough for economic …

Petrophysical and mechanical rock property database of the Los Humeros and Acoculco geothermal fields (Mexico)

LM Weydt, ÁA Ramírez-Guzmán, A Pola… - Earth System …, 2020 - essd.copernicus.org
Petrophysical and mechanical rock properties are key parameters for the characterization of
the deep subsurface in different disciplines such as geothermal heat extraction, petroleum …

Multi-resolution graph-based clustering analysis for lithofacies identification from well log data: Case study of intraplatform bank gas fields, Amu Darya Basin

Y Tian, H Xu, XY Zhang, HJ Wang, TC Guo… - Applied …, 2016 - Springer
In this study, we used the multi-resolution graph-based clustering (MRGC) method for
determining the electrofacies (EF) and lithofacies (LF) from well log data obtained from the …

Fluid geochemistry and soil gas fluxes (CO2–CH4–H2S) at a promissory Hot Dry Rock Geothermal System: The Acoculco caldera, Mexico

L Peiffer, R Bernard-Romero, A Mazot, YA Taran… - Journal of volcanology …, 2014 - Elsevier
The Acoculco caldera has been recognized by the Mexican Federal Electricity Company
(CFE) as a Hot Dry Rock Geothermal System (HDR) and could be a potential candidate for …

Residual clay deposits on basement rocks: The impact of climate and the geological setting on supergene argillitization in the Bohemian Massif (Central Europe) and …

HG Dill - Earth-Science Reviews, 2017 - Elsevier
Supergene argillitization on basement blocks shows a great variety of deposits with regard
to their mineralogical composition and morphology, particularly those which developed …

Surface hydrothermal activity controlled by the active structural system in the self-sealing geothermal field of Acoculco (Mexico)

X Bolós, V Del Ángel, RE Villanueva-Estrada… - Geothermics, 2022 - Elsevier
The active volcanic caldera of Acoculco has been explored in the last few years to develop
geothermal energy from non-conventional sources. This caldera located in eastern Mexico …

Combining ammonium mapping and short-wave infrared (SWIR) reflectance spectroscopy to constrain a model of hydrothermal alteration for the Acoculco geothermal …

C Canet, B Hernández-Cruz, A Jiménez-Franco, T Pi… - Geothermics, 2015 - Elsevier
The Acoculco geothermal system is hosted by a caldera complex located at the eastern
portion of the Trans-Mexican Volcanic Belt. Surface manifestations are scarce and consist of …