Yüksek plastisiteli kil zemin stabilizasyonunda uçucu kül ve volkanik tüfün kireç ile birlikte kullanılm.

Alternate Title: Using fly ash and volcanic tuff along with lime for stabilizing high plasticity clay soil.

Authors: Çimen, Ömür¹ omurcimen@sdu.edu.tr, Keleş, Erhan¹ ins.muherhankeles@gmail.com

Source: Journal of the Faculty of Engineering & Architecture of Gazi University / Gazi Üniversitesi Mühendislik Mimarlık Fakültesi Dergisi,. 2025, Vol. 40 Issue 2, p1247-1258. 9p.

Subject Terms: *FLY ash, *VOLCANIC ash, tuff, etc., *CLAY soils, *COMPRESSIVE strength, *SOIL stabilization

Petrogenesis of the Large-Scale Serpentinites in the Kumishi Ophiolitic Mélange, Southwestern Tianshan, China.

Authors: Gao, Limin¹ (AUTHOR) tanzhou@ms.xjb.ac.cn, Xiao, Wenjiao^2,3 (AUTHOR) gaolimin24@tongji.edu.cn, Tan, Zhou³ (AUTHOR)

Source: Minerals (2075-163X). Mar2025, Vol. 15 Issue 3, p229. 13p.

Subject Terms: *GEOLOGICAL time scales, *VOLCANIC ash, tuff, etc., *MELANGES (Petrology), *GEOCHEMISTRY, *URANIUM-lead dating

Almost the last word.

Authors: D’Hondt, Herman (AUTHOR), Senior, Robert (AUTHOR), Geesin, Joe (AUTHOR), Earp, Mel (AUTHOR), Parkin, Keith (AUTHOR)

Source: New Scientist. 3/22/2025, Vol. 265 Issue 3535, p46-47. 2p. 3 Color Photographs.

Subjects: GREENLAND shark, POPULUS tremuloides, RADIOCARBON dating, VOLCANIC ash, tuff, etc., SLOT machines, TRIANGLES

The Lower Pleistocene Tephra Layers in the Crotone Marine Sequence of Southern Italy: Tracing Their Volcanic Source Area.

Authors: Donato, Paola¹ (AUTHOR) chiara.cannata@unical.it, Cannata, Chiara Benedetta¹ (AUTHOR) mariano.davoli@unical.it, Cosentino, Antonio Giulio² (AUTHOR) antoniogiulio@gmail.com, Davoli, Mariano¹ (AUTHOR) rosanna.derosa@unical.it, De Rosa, Rosanna¹ (AUTHOR), Forni, Francesca³ (AUTHOR) francesca.forni@unimi.it

Source: Minerals (2075-163X). Feb2025, Vol. 15 Issue 2, p156. 20p.

Subject Terms: *GLASS chemistry, *VOLCANIC ash, tuff, etc., *PETROLOGY, *PLAGIOCLASE, *PLEISTOCENE Epoch

Petrography and Geochemistry of the Upper Cretaceous Volcaniclastic Deposits of the Haţeg Basin (Southern Carpathians): Inferences on Petrogenesis and Magma Origin.

Authors: Vornicu, Violeta M.¹ (AUTHOR) violetamihaela.vornicu@gmail.com, Seghedi, Ioan¹ (AUTHOR) seghedi@geodin.ro

Source: Minerals (2075-163X). Feb2025, Vol. 15 Issue 2, p111. 30p.

Subject Terms: *VOLCANIC ash, tuff, etc., *SUBDUCTION, *ANALYTICAL geochemistry, *VOLCANIC eruptions, *PETROLOGY

Terminal Fan Deposition and Diagenetic Control in the Lower Paleogene of the Shahejie Formation, Bonan Sag, Bohai Basin, China: Insights into Reservoir Quality.

Authors: Mioumnde, Arthur Paterne^1,2 (AUTHOR) lb1701006@s.upc.edu.cn, Zhang, Liqiang¹ (AUTHOR) lb1701006@s.upc.edu.cn, Yan, Yiming¹ (AUTHOR) zeeshanzafar@cug.edu.cn, Quaye, Jonathan Atuquaye³ (AUTHOR) jonathanatuquayequaye@gmail.com, Zebaze, Kevin Mba^2,4 (AUTHOR) carolelaouna89@gmail.com, Sedziafa, Victor¹ (AUTHOR) ls1901006@s.upc.edu.cn, Bapowa, Carole Laouna² (AUTHOR), Zafar, Zeeshan¹ (AUTHOR), Room, Shahab Aman e¹ (AUTHOR)

Source: Minerals (2075-163X). Feb2025, Vol. 15 Issue 2, p99. 32p.

Subject Terms: *VOLCANIC ash, tuff, etc., *SEDIMENTATION & deposition, *POROSITY, *ILLITE, *SMECTITE

The Yellowknife greenstone belt and underlying Central Slave Cover Group, Slave craton, Canada: constraints and questions arising from a U–Pb dating study.

Authors: Ketchum, John W.F.^1,2, john_ketchum@theedge.ca, Bleeker, Wouter³, Falck, Hendrik^1,4, Jackson, Valerie A.^1,5

Source: Canadian Journal of Earth Sciences; 2025, Vol. 62 Issue 2, p256-275, 20p

Petrochemical and geochronological constraints on the origin of the Sops Arm group, the most westerly Silurian volcano-sedimentary extensional basin on the western Newfoundland composite Laurentian margin.

Authors: Sandeman, H.A.I.¹, hamishsandeman@gov.nl.ca, Honsberger, I.W.², Peddle, C.³, Kamo, S.L.⁴, Dunning, G.R.³

Source: Canadian Journal of Earth Sciences; 2025, Vol. 62 Issue 2, p276-298, 23p

Ages and structural relationships in the Ganderian central Cape Breton Highlands, Nova Scotia, Canada.

Authors: van Rooyen, Deanne¹, deanne.vanrooyen@acadiau.ca, White, Chris E.¹, Barr, Sandra M.¹, Sunatori, Évelyne¹, Grant, Caleb J.¹, Kucker, Kyle J.¹

Source: Canadian Journal of Earth Sciences; 2025, Vol. 62 Issue 2, p455-483, 29p

نقش آلایش پوسته ای در تحولات ماگمایی آندزیتها و داسیتهای کمان آتشفشانی مکران بر پایه نسبتهای ایزوتوپی سرب.

Alternate Title: Role of crustal assimilation in the evolution of andesitic and dacitic magmas from Makran volcanic arc with special reference to Pb isotopes.

Authors: زهرا فیروز کوهی¹ zahrafiroozkoohi@gmail.com, علی احمدی² aahmadi@science.usb.ac.ir

Source: Petrology (2228-5210). Winter2025, Vol. 15 Issue 4, p115-144. 30p.

Subject Terms: *ANDESITE, *VOLCANIC ash, tuff, etc., *SUBDUCTION, *VOLCANIC fields, *GRANITE, *RUBIDIUM, *FLYSCH

Geochemical Discrimination of Agate in Diverse Volcanic Host Rocks Through Machine Learning Methods.

Authors: Zhang, Peng¹ (AUTHOR) 102979@hrbcu.edu.cn, Wang, Bo-Chao² (AUTHOR) wangbochao@mail.cgs.gov.cn, Huang, Xiao-Wen³ (AUTHOR) huangxiaowen@mail.gyig.ac.cn, Xi, Xi⁴ (AUTHOR) xix@ruc.edu.cn

Source: Minerals (2075-163X). Jan2025, Vol. 15 Issue 1, p32. 17p.

Subject Terms: *VOLCANIC ash, tuff, etc., *FISHER discriminant analysis, *RANDOM forest algorithms, *RHYOLITE, *ANDESITE

Identification and Geological Significance of Late Cambrian OIB-Type Volcanic Rocks in the Nailenggeledaban Area, Northern Yili Block.

Authors: Xu, Da¹ (AUTHOR) dax200006@163.com, Cao, Ming² (AUTHOR) mcao1998@163.com, Wang, Meng^1,2 (AUTHOR) chenyouxin1988@163.com, Chen, Youxin¹ (AUTHOR) shwzhaoqx@163.com, Zhao, Shaowei¹ (AUTHOR), Zhu, Shengqiang³ (AUTHOR) sqzhu2021@163.com, Wen, Tai² (AUTHOR) geobza@126.com, Bao, Zhi'an² (AUTHOR)

Source: Minerals (2075-163X). Jan2025, Vol. 15 Issue 1, p7. 18p.

Subject Terms: *RARE earth metals, *VOLCANIC ash, tuff, etc., *IGNEOUS rocks, *GEOLOGICAL time scales, *OCEANIC crust

Geochronology of the felsic rocks in Orijärvi, southern Finland - implications for stratigraphy.

Authors: Toivanen, Elisa¹, Vehkamäki, Teemu¹, tetave@utu.fi, Väisänen, Markku¹, Kara, Jaakko¹, O'Brien, Hugh²

Source: Estonian Journal of Earth Sciences; 2025, Vol. 74 Issue 1, p34-52, 19p

Investigating Synoptic Influences on Tropospheric Volcanic Ash Dispersion from the 2015 Calbuco Eruption Using WRF-Chem Simulations and Satellite Data.

Authors: de Bem, Douglas Lima¹ (AUTHOR) douglas.lima@acad.ufsm.br, Anabor, Vagner¹ (AUTHOR) vanabor@ufsm.br, Puhales, Franciano Scremin¹ (AUTHOR) franciano.puhales@ufsm.br, Pinheiro, Damaris Kirsch¹ (AUTHOR) damaris@ufsm.br, Grasso, Fabio² (AUTHOR) fabiomassimo.grasso@cnr.it, Steffenel, Luiz Angelo³ (AUTHOR) luiz-angelo.steffenel@univ-reims.fr, Brenner, Leonardo³ (AUTHOR) leonardo.brenner@univ-reims.fr, Rizza, Umberto² (AUTHOR) umberto.rizza@cnr.it

Source: Remote Sensing. Dec2024, Vol. 16 Issue 23, p4455. 27p.

Subject Terms: *BRIGHTNESS temperature, *VOLCANIC ash, tuff, etc., *METEOROLOGICAL research, *RADIATION chemistry, *AEROSOLS, *VOLCANIC eruptions

Isparta Köfke Taşının Seramik Astar Bünyede Kullanımı.

Alternate Title: Use of Isparta Köfke Stone in Ceramic Lining.

Authors: ÜNAL, Serap¹ serapunal@sdu.edu.tr, KAHRAMAN, Doğukan² dgkn.kahraman@icloud.com

Source: Hitit Journal of Social Sciences. Dec2024, Vol. 17 Issue 3, p537-553. 17p.

Subject Terms: *STONE, *VOLCANIC ash, tuff, etc., *INSULATING materials, *COMPOSITE materials, *CERAMIC industries

EVOLUCIÓN DEL SUELO SOBRE SEDIMENTOS EÓLICOS DE ACUMULACIÓN RECIENTE EN EL SEMIÁRIDO.

Alternate Title: SOIL EVOLUTION ON RECENTLY ACCUMULATED AEOLIAN SEDIMENTS IN THE SEMIARID REGION.

Authors: Berger, Micaela Gisel¹ mgberger@conicet.gov.ar, Buschiazzo, Daniel Eduardo¹, Comas, Rocío Noelia^1,2, Iturri, Laura Antonela^1,2

Source: Ciencia del Suelo. dic2024, Vol. 42 Issue 2, p180-190. 11p.

Subject Terms: *SOIL formation, *VOLCANIC ash, tuff, etc., *ARID regions, *WIND erosion, *SEDIMENTS, *VOLCANIC eruptions

Generation of Pre-Caldera Qixiangzhan and Syn-Caldera Millennium Rhyolites from Changbaishan Volcano by Shallow Remelting: Evidence from Zircon Hf–O Isotopes.

Authors: Zou, Haibo¹ (AUTHOR) haibo.zou@auburn.edu, Tong, Jie² (AUTHOR) tongjie0880@163.com

Source: Minerals (2075-163X). Dec2024, Vol. 14 Issue 12, p1297. 11p.

Subject Terms: *VOLCANIC ash, tuff, etc., *TRACHYTE, *VOLCANIC eruptions, *CONTINENTAL crust, *ZIRCON, *FELSIC rocks

Formation of the Liaotianshan Volcano in Southeastern China: Implications for the Evolution and Recharge of Crustal Magma System.

Authors: Shi, Boyun¹ (AUTHOR) m18810879972@163.com, Liu, Lei^1,2,3 (AUTHOR) liulei@glut.edu.cn, Zhao, Zengxia^1,2,3 (AUTHOR) liulei@glut.edu.cn

Source: Minerals (2075-163X). Dec2024, Vol. 14 Issue 12, p1263. 14p.

Subject Terms: *RARE earth metals, *VOLCANIC ash, tuff, etc., *RHYOLITE, *ANALYTICAL geochemistry, *MAGMAS

Geographic Terms: CHINA

The Petrogenesis of Devonian Volcanism and Its Tectonic Significance in the Kalatag Area, Eastern Tianshan, Xinjiang, China.

Authors: Ma, Zhijie¹ (AUTHOR) mazhijie2099@gmail.com, Chai, Fengmei² (AUTHOR) chaifengmei@163.com, Cao, Mingjian^3,4 (AUTHOR) chaifengmei@163.com, Song, Xiaodong¹ (AUTHOR), Wang, Haipei^5,6 (AUTHOR), Qi, Dongmei⁵ (AUTHOR), Mao, Qigui⁷ (AUTHOR)

Source: Minerals (2075-163X). Dec2024, Vol. 14 Issue 12, p1195. 19p.

Subject Terms: *RARE earth metals, *VOLCANIC ash, tuff, etc., *GEOLOGICAL time scales, *GEOCHEMISTRY, *RHYOLITE

Late Ordovician and Silurian Supra-Subduction Complexes of the Karakamys Block of Southwestern Kazakhstan.

Authors: Degtyarev, K. E.¹ (AUTHOR) degtkir@mail.ru, Tretyakov, A. A.¹ (AUTHOR), Sal'nikova, E. B.² (AUTHOR), Kanygina, N. A.¹ (AUTHOR), Kotov, A. B.² (AUTHOR), Plotkina, Yu. V.² (AUTHOR), Fedoseenko, A. M.² (AUTHOR), Tretyakova, K. A.³ (AUTHOR)

Source: Doklady Earth Sciences. Dec2024, Vol. 519 Issue 2, p2007-2016. 10p.

Subject Terms: *VOLCANIC ash, tuff, etc., *EARTH sciences, *GEOLOGY, *PRECAMBRIAN, *ZIRCON, *FELSIC rocks