Results 51 to 60 of about 623,895 (284)

Influence of Rock Properties in Estimating Rock Strength for Shallow Underground Structures in Weak Rocks

Indonesian Journal on Geoscience, 2018
DOI: 10.17014/ijog.5.2.93-105Two popular rock strength criteria, the linear Coulomb and non-linear Hoek-Brown, are widely used in underground designs. These two criteria may be applied differently depending on rock conditions.
Didi Supriadi Agustawijaya
doaj   +1 more source

Investigating Technology and Raw Materials Source of the Archaic and Classical Architectural Terracottas From the Athenaion in Castro (Apulia, Italy)

Archaeometry, EarlyView.
ABSTRACT Since 2000, archaeological excavations have brought to light the sanctuary of Athena in Castro (Apulia, Italy), including terracotta roofs dated between the 6th and 4th centuries bce. Based on their morphological and stylistic features, it is suggested that the terracotta items were manufactured in the Greek colony of Taras (modern Taranto ...
M. M. N. Franceschini, T. Ismaelli, S. Vettori, L. Chelazzi, S. Ciattini, F. Di Benedetto, C. Grifa, E. Cantisani   +7 more
wiley   +1 more source

Distribution and gas-bearing properties of Permian igneous rocks in Sichuan Basin, SW China

Petroleum Exploration and Development, 2019
Based on the analysis of outcrop, seismic, logging and drilling data, combined with exploration practice, the characteristics, distribution, reservoir performance and gas-bearing properties of Permian igneous rocks in Sichuan Basin are studied. The study
Xinhua MA, Guohui LI, Danlin YING, Benjian ZHAGN, Ya LI, Xin DAI, Yi FAN, Yunxian ZENG   +7 more
doaj   +1 more source

Effect of Porphyritic Andesite Intrusion on The Formation of Contact Metamorphism Aureole in Selo Gajah Hill Clastic Limestone, Bojonegoro Regency, East Java, Indonesia

JGEET: Journal of Geoscience, Engineering, Environment and Technology, 2020
At Selo Gajah Hill, Jari Village, Gondang Sub-district, Bojonegoro Regency, East Java there are limestone intruded by porphyritic andesite. The intrusion produces contact metamorphisms in the wall rocks.
Tri Winarno, Jenian Marin, Wisnu Wijaya Jati   +2 more
doaj   +1 more source

EPISODI VULCANICI IN SUCCESSIONI CARBONATICHE MEDIO-TRIASSICHE PREPIEMONTESI (COGOLETO, LIGURIA)

Rivista Italiana di Paleontologia e Stratigrafia, 2023
Tuffaceous layers of Middle-Triassic age, weakly metamorphosed, are interbedded within a carbonatic succession outcropping near Cogoleto (Voltri Group, Pennidic Zone of the Alps).
LUCIANO CORTESOGNO, PIETRO MARIO ROSSI, RICCARDO VANNUCCI   +2 more
doaj  

Geologic history of Martian regolith breccia Northwest Africa 7034: Evidence for hydrothermal activity and lithologic diversity in the Martian crust [PDF]

, 2016
The timing and mode of deposition for Martian regolith breccia Northwest Africa (NWA) 7034 were determined by combining petrography, shape analysis, and thermochronology.
Adcock, Agee, Andersen, Aström, Bacon, Bagnold, Beck, Bellucci, Bibring, Bibring, Bish, Blake, Blott, Borg, Bradley, Brandon, Cannon, Carr, Cartwright, Chipera, Christensen, Claoué-Long, Collinet, Cooney, Dahl, Day, Domokos, Domokos, Downs, Dreibus, Dyar, Ehlmann, Ehlmann, Farley, Filiberto, Filiberto, Filiberto, Filiberto, Foland, Friedman, Gattacceca, Gellert, Gellert, Goderis, Golden, Greeley, Greenwood, Grimes, Grotzinger, Hartmann, Haskin, Heaman, Herd, Hiess, Hiess, Humayun, Hurowitz, Jerolmack, Jutzeler, Kaminski, Kekäläinen, Keller, Klingelhofer, Lee, Leroux, Liu, Lorand, Ludwig, Ludwig, Malin, Manga, Mattinson, McCanta, McCubbin, McCubbin, McCubbin, McCubbin, McCubbin, McEwen, McKay, McLennan, McLennan, McLennan, McLennan, McSween, McSween, McSween, McSween, McSween, McSween, Medard, Meldrum, Mezger, Monders, Monkawa, Morris, Morris, Moser, Murchie, Musselwhite, Muttik, Nekvasil, Nekvasil, Nemchin, Nyquist, Nyquist, Papike, Papike, Poulet, Santos, Sarbadhikari, Sautter, Sautter, Schmidt, Schmidt, Schoene, Schon, Sha, Sharp, Shearer, Shearer, Squyres, Squyres, Squyres, Stacey, Steele, Stolper, Szabó, Tartèse, Taylor, Taylor, Taylor, Terada, Terada, Thomson, Tosca, Treiman, Tuff, Udry, Usui, Vaniman, Vaniman, Wadhwa, Walker, Wang, Wang, Wiedenbeck, Wiedenbeck, Williams, Wingate, Wittmann, Yen   +151 more
core   +3 more sources

AN UPDATE TO THE GEOLOGY OF SEBUKU ISLAND, SOUTH KALIMANTAN, INDONESIA: CONSTRAINTS FROM PETROLOGICAL STUDIES

Rudarsko-geološko-naftni Zbornik
Sebuku Island is located at the southeastern tip of Kalimantan Island and has geological similarities with the Bobaris-Meratus complex in distribution pattern and stratigraphic sequence.
Wahyu Widodo, Haryadi Permana, Ernowo Ernowo, Yoseph C.A. Swamidharma, Inu Pinahalan, Andhy Cahyadi, Yudhi Krisnanto   +6 more
doaj   +1 more source

Petromagnetic investigations of the volcanic rocks in southern part of Al-Madinah, Saudi Arabia: differentiation of different lava types

Journal of Taibah University for Science, 2020
This study presents microscopic results of 50 samples and 5 in situ magnetic susceptibility profiles, field investigations and bedrock characteristics of northern Harrat Rahat Quaternary volcanic rocks, located in the southern part of Al-Madinah city ...
S. M. Sakr, A. O. Bamousa, M. H. Gougazeh, H. Zaman   +3 more
doaj   +1 more source

A tiered approach to natural background level (nbl) assessment in groundwater under a non hazardous waste land fill in Latium region (Italy) [PDF]

, 2016
This paper deals with the results of investigation and monitoring activity on groundwater flowing under an area of a non hazardous waste landfill, placed in the Agro Romano, in the South Rome town area, near to Colli Albani Volcanic region.
Sappa, Giuseppe, Vitale, Stefania
core  

The origin of volcanic rock fragments in Upper Pliocene Grad Member of the Mura Formation, North-Eastern Slovenia

Geologija, 2006
Fresh-water, coarse-grained and detritus-dominated Mura Formation in North Eastern Slovenia includes pyroclastic and volcaniclastic deposits originating from Upper Pliocene volcanic activity of basaltic geochemical character.
Polona Kralj
doaj