Results 111 to 120 of about 9,976 (268)

Metallogeny and tectonic setting of Paleozoic porphyry copper deposits in the East Tianshan

open access: yesYanshi - xuebao : jikan, 2023
He Xiheng   +6 more
semanticscholar   +1 more source

The genesis of BIF in the Transvaal Supergroup, South Africa. [PDF]

open access: yes, 1991
Altermann, Wladyslaw   +3 more
core   +1 more source

Genesis of saltpeter deposits in karst caves in Southwest China

open access: yesJournal of Asian Earth Sciences: X
Saltpeter deposits preserved in karst caves are large and widely distributed in southwest China. These deposits historically served as the principal source of saltpeter for traditional gunpowder production in pre-industrial China.
Pengcheng Sun   +5 more
doaj   +1 more source

Deep-Towed Array Geometry Inversion Based on an Improved Particle Swarm Optimization Algorithm

open access: yesJournal of Marine Science and Engineering
When marine deep-towed multichannel seismic data are processed, the description of the receiving array geometry significantly impacts the quality of the imaging profile. Therefore, achieving a highly precise description of the receiving array geometry is
Xiaohu Luo   +5 more
doaj   +1 more source

Biography of César Rubio y Muñoz (Cáceres, 1858-Madrid, 1931), President of the 14th International Geological Congress (Madrid, Spain, 1926) [PDF]

open access: yes, 2009
The mining engineer César Rubio, before joining the Geological Survey of Spain, worked in numerous Spanish mining districts, in which he introduced important innovations. His main contributions being the director of the Geological Survey of Spain was the
Jordá Bordehore, Luis   +2 more
core   +1 more source

Exploration of the Formation Mechanism of Underground Brine Based on Hydrodynamic Environment Analysis Using Grain-Size Data of One Drilling Core

open access: yesJournal of Marine Science and Engineering
The Laizhou Bay area in China harbors a significant amount of Quaternary brine resources, which have been gradually depleted due to intensive long-term exploitation.
Qiao Su   +5 more
doaj   +1 more source

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