Hydrothermale alteration
http://geologie.reinl.de/DMG.html WebAbstract. The complex chemical composition of biotite is doubtless the cause of a variety of alteration products when it has been altered by hydrothermal solutions at moderate temperatures and pressures. As a rule biotite is unstable under hydrothermal conditions and alters to numerous minerals that seem to depend primarily on the composition ...
Hydrothermale alteration
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Web30 sep. 2024 · Hydrothermal alteration observed on the reservoir samples predominantly occurs along cracks and fractures and is highly variable on a cm-scale. Argillic alteration … Web14 apr. 2024 · Das Bohrloch durchschnitt auch eine intensive hydrothermale Hämatit-Alteration über eine Breite von 4 m in der Fußwand der potenziell mineralisierten Einheit. Die hydrothermale Hämatit-Alteration ist von großer Bedeutung, da sie in unmittelbarer Nähe der Mineralisierung von Lagerstätten irischen Typs wie Lisheen, Tynagh und …
WebThese hydrothermal alterations induced two types of gold mineralization in the Dougbafla deposit. These are: (i) disseminated gold and sulphide mineralization in the granophyre … WebBeispiele für Alteration sind Serizitisierung, Chloritisierung (hydrothermale Alteration) oder Propylitisierung. Erzkörper sind häufig von Nebengesteins-Alterationszonen umgeben (z.B. Porphyry-Copper-Lagerstätten), die in der …
WebLa mine LaRonde Zone 5 (LZ5) fait partie du camp minier Doyon-Bousquet-LaRonde (DBL) et est située dans la partie sud de la Sous-province de l'Abitibi. Le gisement LZ5 est constitué de trois corridors minéralisés superposés dans la stratigraphie : la Zone 4, la Zone 4.1 et la Zone 5. Les zones 4 et 4.1 sont des corridors minéralisés satellites discontinus … WebHydrothermal alteration is a very complex process involving mineralogical, chemical and textural changes, resulting from the interaction of hot aqueous fluids with the rocks …
WebPeter C. Lightfoot, in Nickel Sulfide Ores and Impact Melts, 2024 Epigenetic impact-related mineralization. The infiltrate of fluids into hot country rocks of the central uplift and the impactites of the crater fill sequence is believed to result in hydrothermal activity (Kirsimäe and Osinski, 2013), and alteration that may generate mineralization.. The strong …
WebEarly stage hydrothermal alteration related to the existence of young quartz diorite, showing alteration stage from the potassic center to distal prophyllitic. Final stage hydrothermal alteration consist of argilic, … diat would alwaysWeb1 nov. 2024 · This paper describes a recent study of the prospect which focused on hydrothermal alteration associated with the mineralization. In this study, alteration and mineralization samples have been collected selectively and representatively from the field and then analyzed in laboratory using petrography, ore microscopy, and X-ray diffraction … citing multiple pages mla in textWeb10 jun. 2003 · Oberseminar 2003-06-10 Thema: Hydrothermale Alteration der ... DE English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية Unknown citing multiple references in latexWebVeel vertaalde voorbeeldzinnen bevatten "hydrothermal alteration" – Engels-Nederlands woordenboek en zoekmachine voor een miljard Engelse vertalingen. hydrothermal … dia\\u0027s automatisch afspelen powerpointWebSERPENTINISATION HYDROTHERMALE ET ALTERATION LATERITIQUE DES ROCHES ULTRABASIQUES EN MILIEU TROPICAL : Evolution Géochimique et … dia\u0027s story cloth read aloudWeb13 dec. 2024 · Definition Hydrothermal alteration is defined as any change in the mineralogic composition of a rock due to the action (by either physical or chemical … diatype google fontsWebhydrothermale Alteration. chemische und mineralogische Gesteinsveränderung unter Einfluss. von hydrothermalen Lösung en. Dabei kommt es zur (teilweisen) … dia\u0027s automatisch afspelen powerpoint