Results 71 to 80 of about 2,536 (164)

Kinetically driven successive sodic and potassic alteration of feldspar. [PDF]

Nat Commun, 2021
Duan G, Ram R, Xing Y, Etschmann B, Brugger J, Brugger J.   +5 more
europepmc   +1 more source

Distribution and transport of Fennoscandinavian indicators : a synthesis of data from the literature leading to a reconstruction of a pattern of flowlines and ice margins of the Scandinavian ice sheets [PDF]

, 1977
Op grond van de voornaamste algemene ijsbewegingsrichtingen van het laatste glaciaal in Fennoscandinavië zijn de volledig gepubliceerde zwerfsteen tellingen uit gebieden ten zuiden en ten oosten van de Oostzee geheel opnieuw bewerkt.
Overweel, C.J.
core  

Toward quantification of strain-related mosaicity in shocked lunar and terrestrial plagioclase by in situ micro-X-ray diffraction [PDF]

, 2015
Studies of shock metamorphism of feldspar typically rely on qualitative petrographic observations, which, while providing invaluable information, can be difficult to interpret.
Flemming, Roberta L., Osinski, Gordon R., Pickersgill, Annemarie E.   +2 more
core   +1 more source

Natural stone assessment with ground penetrating radar [PDF]

Estonian Journal of Earth Sciences, 2008
The usability of ground penetrating radar in quality assessment of natural stone deposits was tested in porphyritic granite and soapstone. The main interest was to evaluate how the soundness, fracturing, and physical defects can be studied with the ...
Luodes, Hannu
doaj  

Some progress on understanding the Phanerozoic granitoids in China

China Geology, 2018
: There are large volumes of the Phanerozoic granitoid rocks in China and neighboring areas. In recent years, numerous new and precise U-Pb zircon ages have been published for these granitoids, and define many important magmatic events, such as ca.
Tao Wang, Ying Tong, Xiao-xia Wang, Jian-ren Mao, Hong-rui Zhang, He Huang, Shan Li, Lei Guo, Jian-jun Zhang   +8 more
doaj   +1 more source

Cumulative geological, regional and site-specific factors affecting groundwater quality in domestic wells in Finland [PDF]

, 2001
Groundwater quality in domestic wells and the reasons for problems in this respect are described on the scale of an individual household well using an extensive database of 1421 wells.
Korkka-Niemi, Kirsti
core  

Stressed states and deformations of the earth's crust of the central part of the Ingul megablock according to the materials of the tectonophysical study of the Novoukrainsky massif

Геофизический журнал, 2011
The results of the field tectonophysical studies done in the central part of the Ukrainian Shield (USh) in 2005-2009 show that the Novoukrainian massif of the trahite-like granites was formed as a result of the latitudinal crustal extension 2,05 billion ...
O.B. Gintov, S. V. Mychak
doaj   +1 more source

Microorganisms in Superficial Deposits on the Stone Monuments in Saint Petersburg. [PDF]

Microorganisms, 2022
Sazanova KV, Zelenskaya MS, Vlasov AD, Bobir SY, Yakkonen KL, Vlasov DY.   +5 more
europepmc   +1 more source

Radiological Hazard Evaluation of Some Egyptian Magmatic Rocks Used as Ornamental Stone: Petrography and Natural Radioactivity. [PDF]

Materials (Basel), 2021
Lasheen ESR, Rashwan MA, Osman H, Alamri S, Khandaker MU, Hanfi MY.   +5 more
europepmc   +1 more source

Active anaerobic methane oxidation and sulfur disproportionation in the deep terrestrial subsurface. [PDF]

ISME J, 2022
Bell E, Lamminmäki T, Alneberg J, Qian C, Xiong W, Hettich RL, Frutschi M, Bernier-Latmani R.   +7 more
europepmc   +1 more source