Results 61 to 70 of about 12,479 (212)

An investigation on the suitability of hydrated building lime from travertine limestone outcrop of Bogongo, South West of Cameroon

open access: yesCase Studies in Construction Materials, 2020
In the present study, physico-chemical investigations were carried out on hydrated lime produced from the limestone of the travertine outcrop of Bogongo in the South West Region of Cameroon.
Ndigui Billong   +6 more
doaj   +1 more source

Pleistocene vertebrate faunas of the Süttő Travertine Complex (Hungary) [PDF]

open access: yes, 2014
Numerous fossil remains (vertebrates, molluscs and plants) were found in more than twenty sites of the Süttő Travertine Complex during the last 150 years.
Brunnacker   +54 more
core   +1 more source

Growth and reworking of freshwater microbially‐mediated carbonates in wind‐stressed lake margins (Lago Sarmiento, Southern Patagonia)

open access: yesSedimentology, Volume 73, Issue 3, Page 706-741, April 2026.
ABSTRACT Understanding the biotic and abiotic influences on the deposition and diagenesis of recent microbial carbonates is crucial for addressing the environmental and ecological significance of ancient organosedimentary structures. This study investigates these factors and their expression in the microstructure of Holocene tufa thrombolites from a ...
Paulo Quezada   +10 more
wiley   +1 more source

A New Occurrence of Terrestrial Native Iron in the Earth’s Surface: The Ilia Thermogenic Travertine Case, Northwestern Euboea, Greece

open access: yesGeosciences, 2018
Native iron has been identified in an active thermogenic travertine deposit, located at Ilia area (Euboea Island, Greece). The deposit is forming around a hot spring, which is part of a large active metallogenetic hydrothermal system depositing ore ...
Christos Kanellopoulos   +6 more
doaj   +1 more source

Mineralogy and stable isotope geochemistry of the Ab Ask travertines in Damavand geothermal field, Northeast Tehran, Iran [PDF]

open access: yes, 2012
The Ab Ask mineral springs are located 85 km northeast of Tehran, in the southern range of the Damavand volcano. Deposits of these calcareous springs are mainly precipitated as travertine.
Omidian, Safieh   +3 more
core   +1 more source

Multidisciplinary approach to revisit the state of activity of a deep‐seated gravitational slope deformation in the frame of the Quaternary geomorphological evolution of the Central Apennines (Italy)

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 3, March 2026.
Abstract Evaluating the state of activity of Deep‐Seated Gravitational Slope Deformation (DSGSD) is a challenge that requires multidisciplinary analytical approaches. This research focuses on the slope‐scale gravitational process, framing the role of the Quaternary morphodynamics of a river valley where multiple DSGSDs coexist, to reconstruct the ...
Giorgia Berardo   +5 more
wiley   +1 more source

TRAVERTINE THE RESTORATION STONE FOR THE ZAGREB CATHEDRAL

open access: yesRudarsko-geološko-naftni Zbornik, 1995
Roman travertine San Pietro Classico, from a deposit in the Acque Albule basin near Rome, will be used for the restoration of the cathedral in Zagreb instead of the previosly used lithotamnian limestone.
Branko Crnković , Francesco Poggi
doaj  

Riffle Beetles of Wisconsin (Coleoptera: Dryopidae, Elmidae, Lutrochidae, Psephenidae) With Notes on Distribution, Habitat, and Identification [PDF]

open access: yes, 2017
Twenty-four species of Elmidae, three species of Psephenidae, two species of Dryopidae, and one species of Lutrochidae were represented among 33,351 riffle beetles that were identified from Wisconsin.
Hilsenhoff, William L, Schmude, Kurt l
core   +2 more sources

Global Comparison of Aqueous Geochemistry and Dissolved H2/CH4 in Continental Low Temperature Serpentinization–Influenced Environments

open access: yesHydrological Processes, Volume 40, Issue 3, March 2026.
Conceptual diagram of hydrological and geochemical processes within the Santa Elena Ophiolite, Costa Rica. It highlights watershed cross‐sections, soil genesis, hyperalkaline Type II waters (pH > 11.6) with calcite crust and trapped H2/CH4 gases, seepage into surface waters, storm‐impacted stream profiles, weathered vs.
Alexandra May   +8 more
wiley   +1 more source

Photosynthesis of an endolithic Chlorococcum alga (Chlorophyta, Chlorococcaceae) from travertine calcium carbonate rocks of a tropical limestone Spring

open access: yesApplied Phycology, 2022
A green alga, Chlorococcum sp. (Chlorococcales, Chlorophyceae), was grown from scrapings of the travertine rocks from the outlet stream of the Emerald Pool, Khlong Thom Nuea, Khlong Thom District Krabi province in Southern Thailand – a classic karstic ...
Raymond J. Ritchie, Suhailar Sma-Air
doaj   +1 more source

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