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AN ANOXIC INTRAPLATFORM BASIN IN THE MIDDLE TRIASSIC OF LOMBARDY (SOUTHERN ALPS, ITALY): ANATOMY OF A HYDROCARBON SOURCE ...

التفاصيل البيبلوغرافية
العنوان: AN ANOXIC INTRAPLATFORM BASIN IN THE MIDDLE TRIASSIC OF LOMBARDY (SOUTHERN ALPS, ITALY): ANATOMY OF A HYDROCARBON SOURCE ...
المؤلفون: GAETANI, MAURIZIO, GNACCOLINI, MARIO, POLIANI, GIUSEPPE, GRIGNANI, DARIO, GORZA, MARTA, MARTELLINI, LORENZO
بيانات النشر: Rivista Italiana di Paleontologia e Stratigrafia (Research In Paleontology and Stratigraphy)
سنة النشر: 2017
المجموعة: DataCite Metadata Store (German National Library of Science and Technology)
مصطلحات موضوعية: Triassic, Lombardy, Italy, carbonate platform, organic matter.
الوصف: The Ladinian rocks of Central Lombardy consist of carbonate platforms (Esino Formation) subdivided by intraplatform troughs represented either by dark, well bedded limestones, marls and dolomites of poorly oxic to anoxic environment (Perledo-Varenna and Lierna Formations), or by grey nodular cherty limestones (Buchenstein Formation). Subsidence and deposition rates were high ( >100 m/MA), both on the carbonate platform and in the anoxic intraplatform troughs. Sedimentological study of the anoxic intraplatform rocks in the Grigne Mountains has identified 12 main lithofacies with mudstone/ wackestones, both massive and laminated, forming more than 2/3 of the total thickness. Packstones and carbonate breccias, all originating or fed from the neighbouring shallow carbonate platforms, represent 6 % of the total thickness in the basin. Also the dominating micrite is thought to have originated by overproduction on the carbonate platform. Concerning the depositional processes, almost 3/4 of the total thickness is ... : Rivista Italiana di Paleontologia e Stratigrafia (Research In Paleontology and Stratigraphy), V. 97, N. 3-4 ...
نوع الوثيقة: article in journal/newspaper
text
اللغة: English
DOI: 10.13130/2039-4942/8954
الاتاحة: https://dx.doi.org/10.13130/2039-4942/8954
http://riviste.unimi.it/index.php/RIPS/article/view/8954
Rights: This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. ; http://creativecommons.org/licenses/by-nc-nd/4.0
رقم الانضمام: edsbas.4A0DD4D1
قاعدة البيانات: BASE