Suchergebnisse - "CALCITE"

Reduced plasticity index value of soft clay soil stabilized using a mixture of calcite and spent catalyst RCC 15.

Autoren: Rizky, Fahrul Syahril Judiantono, Tonny et al.

Quelle: AIP Conference Proceedings. 2025, Vol. 3334 Issue 1, p1-9. 9p.

Schlagwörter: *SOIL stabilization, *CALCITE, *WASTE minimization, *CLAY, *CATALYSTS, *PROPERTIES of matter, *SOIL mechanics

Geografische Kategorien: INDONESIA

The effect of adding calcite and silica fume on soft clay stabilization in terms of specific gravity and unconfined compression strength.

Autoren: Purba, D. A. Syahril, S. Prayogo, R. D. R. B. et al.

Quelle: AIP Conference Proceedings. 2025, Vol. 3334 Issue 1, p1-8. 8p.

Schlagwörter: *CALCITE, *SILICA fume, *SPECIFIC gravity, *MIXTURES, *SOIL management, *COMPRESSIVE strength, *SOIL stabilization, *EVALUATION methodology

Insights on the textural and crystallographic properties of calcite obtained through MICP using advanced synchrotron diffraction imaging.

Autoren: La Bella, Michela Sarkis, Marilyn Geindreau, Christian et al.

Quelle: Journal of Applied Crystallography. Oct2025, Vol. 58 Issue 5, p1728-1741. 14p.

Schlagwörter: *CALCITE crystals, *CRYSTAL surfaces, *CRYSTAL orientation, *CALCITE, *LABORATORY techniques, *TOMOGRAPHY

Evolution of skeletal mineralogy in cheilostome bryozoans from calcite to aragonite seas.

Autoren: Saulsbury, James G. Piwoni-Piórewicz, Anna Kukliński, Piotr et al.

Quelle: Geology. Nov2025, Vol. 53 Issue 11, p914-918. 5p.

Schlagwörter: *CALCITE, *ARAGONITE, *MINERALOGICAL chemistry, *COLONIAL animals (Marine invertebrates), *CENOZOIC Era, *MARINE organisms, *FOSSIL collection, *BIOLOGICAL evolution

The Wonderful World of Arizona Calcite.

Autoren: Presmyk, Les (AUTHOR) presmyk@cox.net

Quelle: Rocks & Minerals. Nov/Dec2025, Vol. 100 Issue 6, p524-541. 18p.

Schlagwörter: *CALCITE, *MINERAL collecting, *COPPER mining, *RECORD collecting, *GEOLOGY, *MINES & mineral resources

Geografische Kategorien: ARIZONA

Experimental Verification of Calcite Formation Potential by Ureolytic and Non-Ureolytic Bacterial Strains in Geopolymer Mortar.

Autoren: Al Hayo, Bashar Canpolat, Orhan Doğruöz Güngör, Nihal et al.

Quelle: Materials (1996-1944). Oct2025, Vol. 18 Issue 20, p4795. 29p.

Schlagwörter: *CALCITE, *SELF-healing materials, *BACTERIAL leaching, *IN situ microanalysis, *BACTERIA, *SUSTAINABLE construction, *CONSTRUCTION materials, *MICROBIAL cultures

RioM‐1: A New Calcite Reference Material for U‐Pb LA‐ICP‐MS Geochronology.

Autoren: Silva, Marco Lana, Cristiano Scholz, Ricardo et al.

Quelle: Geostandards & Geoanalytical Research. Oct2025, p1. 19p. 8 Illustrations.

Schlagwörter: *CALCITE, *URANIUM-lead dating, *LASER ablation inductively coupled plasma mass spectrometry, *CARBONATES, *GEOLOGICAL time scales, *ISOTOPIC analysis, *REFERENCE sources

Effect of Acidified Water Glass on Flotation Separation of Fluorite and Calcite.

Autoren: Luo, Na Yan, Baobao Li, Xia et al.

Quelle: Minerals (2075-163X). Oct2025, Vol. 15 Issue 10, p1020. 15p.

Schlagwörter: *FLUORITE, *CALCITE, *ZETA potential, *ANIONIC surfactants, *INFRARED spectroscopy, *FLOTATION, *SOLUBLE glass

Vulnerability to ocean acidification of marine calcifying organisms cannot be predicted from the mineral type in their shells.

Autoren: Langer, Gerald Ziveri, Patrizia

Quelle: Limnology & Oceanography Letters. Aug2025, Vol. 10 Issue 4, p448-452. 5p.

Schlagwörter: *CALCITE crystals, *CALCIUM carbonate, *CALCITE, *ARAGONITE, *LIFE cycles (Biology), *OCEAN acidification

Methanogenesis and Acetogenesis in Hydrogenotrophy with Carbonate Minerals: Dependence on Mineral Surface Area, Biofilm Growth, and Microbial Community

Autoren: Qi, Yarong Borglin, Sharon Li, Langlang et al.

Quelle: Environmental Science and Technology. 59(33)

Schlagwörter: 37 Earth Sciences (for-2020), 3705 Geology (for-2020), 7 Affordable and Clean Energy (sdg), 14 Life Below Water (sdg), Biofilms (mesh), Hydrogen (mesh), Methane (mesh), Carbonates (mesh), Minerals (mesh), Acetates (mesh), hydrogen, methanogenesis, acetogenesis, carbonate mineral, calcite, biofilm, Archaea, Bacteria, Acetobacterium, Methanobacterium, Biofilms (mesh), Carbonates (mesh), Hydrogen (mesh), Minerals (mesh), Acetates (mesh), Methane (mesh), Archaea, Bacteria, Acetobacterium, Methanobacterium, acetogenesis, calcite, biofilm, carbonate mineral, hydrogen, methanogenesis, Biofilms (mesh), Hydrogen (mesh), Methane (mesh), Carbonates (mesh), Minerals (mesh), Acetates (mesh), Environmental Sciences (science-metrix)

Dateibeschreibung: application/pdf

Zugangs-URL: https://escholarship.org/uc/item/1z86p6sq
https://escholarship.org/content/qt1z86p6sq/qt1z86p6sq.pdf

Isolation and identification of bacteria from air coolers in Mosul city, Iraq and study its ability for calcite formation.

Autoren: Al-Hadidi, Najwa Mohammed Mahmood, Hiba Khalid Mohamad Salih, Fulla Kaydar

Quelle: Journal of Applied & Natural Science. 2025, Vol. 17 Issue 3, p1214-1219. 6p.

Schlagwörter: *PAENIBACILLUS, *CALCITE crystals, *PHYSIOLOGY, *BACTERIA, *HYDROGEN-ion concentration, *TEMPERATURE, *HUMIDITY control, *CITIES & towns

Geografische Kategorien: IRAQ, MOSUL (Iraq)

Development of sulfur isotope microanalysis of calcite using secondary ion mass spectrometry: methodology and matrix effects.

Autoren: Miaohong He Wenfeng Deng Zexian Cui et al.

Quelle: JAAS (Journal of Analytical Atomic Spectrometry). Sep2025, Vol. 40 Issue 9, p2290-2295. 6p.

Schlagwörter: *SULFUR isotopes, *CALCITE, *MATRIX effect, *ORGANIC compound content of soils, *SECONDARY ion mass spectrometry, *CALCIUM carbonate, *STABLE isotope tracers

Complex Dependence of Calcite Crack Kinetics on Salinity: The Role of DLVO and Hydration Forces.

Autoren: Dadras, Hooman Eskandari‐Ghadi, Mehdi Nakagawa, Seiji et al.

Quelle: Journal of Geophysical Research. Solid Earth. Sep2025, Vol. 130 Issue 9, p1-22. 22p.

Schlagwörter: *CALCITE, *SALINITY, *GEOPHYSICS, *CRACK propagation, *INTERMOLECULAR forces, *CHEMICAL transportation, *MOISTURE, *FRACTURE mechanics

Chronologically Constraining Multiphase Secondary Oil Migration Pathways Using Integrated Geochemistry, Fluid Inclusions and In Situ U–Pb Dating of Calcite: Insights From the Tarim Basin, NW China.

Autoren: Xu, Hao Cao, Zicheng Lu, Xuesong et al.

Quelle: Basin Research. Sep2025, Vol. 37 Issue 5, p1-21. 21p.

Schlagwörter: *URANIUM-lead dating, *CALCITE, *PETROLEUM prospecting, *GEOCHEMISTRY, *PETROLEUM distribution, *PETROLEUM chemicals, *SEDIMENTARY basins

Geografische Kategorien: TARIM Basin (China), CHINA, NORTHWEST China

Multiphase Mixed Material Derived From Calcite and Diammonium Hydrogen Phosphate Coated With Tetraethyl Orthosilicate: A Potential Implant Coating Material.

Autoren: Agyen, Emmanuel Obeng Awortwe, Kezia Yaa Asimeng, Bernard Owusu et al.

Quelle: Advances in Materials Science & Engineering. 8/25/2025, Vol. 2025, p1-13. 13p.

Schlagwörter: *CALCITE, *ETHYL silicate, *OSSEOINTEGRATION, *BIOMINERALIZATION, *DIAMMONIUM phosphate, *BIOMATERIALS, *COMPOSITE materials, *BIOCOMPATIBILITY

Estimation of Mg/Ca Ratios in Biogenic Mg‐Calcites in Methane‐Derived Authigenic Carbonate From the Ulleung Basin, Korea, Using Raman Spectroscopy.

Autoren: Lee, A. Chim Park, Sun Young Kim, Ji‐Hoon

Quelle: Journal of Raman Spectroscopy. Aug2025, Vol. 56 Issue 8, p752-764. 13p.

Schlagwörter: *RAMAN spectroscopy, *CALCITE, *SPECTRUM analysis, *BIOCHEMISTRY, *MARINE sciences

Geografische Kategorien: KOREA

Co-precipitation of calcite and (Al)-Si-OH phases in Pleistocene subglacial environments of the East Antarctic Ice Sheet.

Autoren: Frisia, S. Dietzel, M. Borsato, A. et al.

Quelle: Geochimica et Cosmochimica Acta. Aug2025, Vol. 402, p277-290. 14p.

Schlagwörter: *DISSOLVED organic matter, *CALCITE crystals, *BEDROCK, *ICE sheets, *ANTARCTIC ice, *SUPERSATURATION

Geografische Kategorien: ANTARCTICA

Ore and gangue mineral textures, fluid inclusions, mesoscopically structured quartz and pyrite, and their bearing on the genesis of hydrothermal breccias in the low-sulfidation Surnak gold deposit, SE Bulgaria.

Autoren: Marinova, Irina Gadzhalov, Aleksandar Bozkaya, Gulcan et al.

Quelle: Mineralium Deposita. Aug2025, Vol. 60 Issue 6, p1233-1259. 27p.

Schlagwörter: *CALCITE crystals, *EARTH sciences, *FLUID inclusions, *GEOCHEMISTRY, *QUARTZ crystals, *GOLD ores, *ORE genesis (Mineralogy), *PYRITES

From Pulp to Froth: Decoding the Role of Nanoparticle Colloidal Silica in Scheelite Flotation as a Calcite Depressant.

Autoren: Ben Said, Borhane Patil, Suvarna Rudolph, Martin et al.

Quelle: Minerals (2075-163X). Aug2025, Vol. 15 Issue 8, p834. 35p.

Schlagwörter: *FLOTATION, *CALCITE, *METALLURGICAL research, *SILICA gel, *MINERAL processing, *COATING processes

Sedimentary and geochemical characterization of the sediments of the Boca Paila Lagoon system, Yucatan Peninsula, Mexico.

Autoren: Guadarrama-Guzmán, P. Sujitha, S. B. Jonathan, M. P. et al.

Quelle: Kuwait Journal of Science. Jul2025, Vol. 52 Issue 3, p1-12. 12p.

Schlagwörter: *CALCITE crystals, *WATER depth, *GEOCHEMISTRY, *GEOCHEMICAL surveys, *BODIES of water, *TRACE elements