Tourmaline as an indicator of ore-forming processes: Evidence
2023.3.1 Jin and Sui (2020) identified two types of tourmaline including (1) disseminated quartz-tourmaline nodules in the host quartz diorite porphyry and (2) quartz-sulfides-tourmaline veins in the auriferous lodes based on different host rock lithologies
Charlar en LíneaAn Study on Preparation and Utilization of Tourmaline
2016.1.1 After a brief introduction about the applications of tourmaline for functional material, the combined process with gravity separation, ultra-fine dry grinding, and ultra
Charlar en LíneaMinerals Free Full-Text Geochemistry of Tourmaline
2020.7.22 Two types of tourmaline were identified in this study: Type 1 tourmaline occurs as quartz-tourmaline nodules within the quartz diorite porphyry, whereas type 2
Charlar en LíneaThe Panasqueira W–Sn–Cu deposit - Springer
2020.5.21 Conclusions. White mica, tourmaline, and quartz are the most abundant hydrothermal minerals in the alteration assemblages at the Panasqueira W–Sn–Cu
Charlar en Línea(PDF) Geochemistry and boron isotope compositions of
2022.3.1 Several studies have discussed that chemistry and boron isotopic data of tourmaline can be used as a recorder of the origin and evolution of the hydrothermal
Charlar en LíneaGEOLOGY AND CHEMICAL VARIATIONS IN TOURMALINE FROM
2009.8.1 Trace amounts of albite, K-feldspar, epidote, muscovite and rutile are associated with quartz and tourmaline. Petrographic features indicate three successive
Charlar en Línea(A) Tourmaline grain from quartz arenite, Umm Ishrin F., Upper ...
Download scientific diagram (A) Tourmaline grain from quartz arenite, Umm Ishrin F., Upper Cambrian. Strong dissolution patterns of "hack saw" termination, optical
Charlar en LíneaTourmaline microboudinage: An indicator of its host
2020.9.1 Tourmaline Boudinage Quartz flow law Crustal rheology 1. Introduction Tourmaline is an accessory mineral commonly with an elongate, prismatic shape in
Charlar en LíneaTourmaline geochemistry and boron isotopic variations as
2019.3.1 Tourmaline crystals from quartz veins have δ 11 B values between −11.0‰ and −9.6‰, combining with the elemental diagrams and geological features,
Charlar en LíneaTourmalines from the siderite-quartz-sulphide hydrothermal veins ...
with siderite and quartz, rarely with ankerite, calcite, barite and sulphide minerals (Figs. 2,and3). Textural relationships indicate precipitation of tourmalines during the albite
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