Tourmaline as a tracer of late-magmatic to hydrothermal fluid evolution: the world-class San Rafael tin (-copper) deposit, Peru

M Harlaux, K Kouzmanov, S Gialli… - Economic …, 2020 - pubs.geoscienceworld.org
Abstract The world-class San Rafael tin (-copper) deposit (central Andean tin belt, southeast
Peru) is an exceptionally large and rich (> 1 million metric tons Sn; grades typically> 2% Sn) …

Chemical composition of tourmaline in orogenic gold deposits

M Sciuba, G Beaudoin, S Makvandi - Mineralium Deposita, 2021 - Springer
Tourmaline from 18 orogenic gold deposits and districts, hosted in varied country rocks and
metamorphic facies, was investigated by EPMA (electron probe micro-analyzer) and LA-ICP …

Fossil vs. active geothermal systems: A field and laboratory method to disclose the relationships between geothermal fluid flow and geological structures at depth

D Liotta, A Brogi, G Ruggieri, M Zucchi - Energies, 2021 - mdpi.com
Comparison between fossil and analogue active geothermal systems permit to obtain key-
parameters to define a conceptual model of the area under exploration. The approach is …

[HTML][HTML] Petrogenesis of granitic pegmatite veins: Perspectives from major element and B isotope in tourmalines, Chakabeishan, Northern Tibetan Plateau

W Sun, Z Zhao, Y Niu, C Wei, G Dong, X Li, W Yuan… - Geoscience …, 2023 - Elsevier
The petrogenesis of regionally zoned granitic pegmatite veins remains debated. Because of
the economic significance, we carried out a study on the Chakabeishan (CKBS) pegmatite …

Tin Mineralization in the Triassic Chacaltaya District (Cordillera Real, Bolivia) Traced by In Situ Chemical and δ18O-δ11B Compositions of Tourmaline

L Torró, M Harlaux, A Castro-Morante… - Economic …, 2024 - pubs.geoscienceworld.org
We present a petrographic and geochemical study of tourmaline from the Triassic
Chacaltaya Sn-polymetallic district in the Cordillera Real of Bolivia. Tourmaline is …

Nature of the mineralizing fluids in the Balda and Motiya W-prospects, western India: Constraints from chemical and B-isotope composition of tourmaline

U Ghosh, D Upadhyay, K Abhinay, B Mishra - Chemical Geology, 2021 - Elsevier
In the Proterozoic tungsten belts of Balda and Motiya in western India, tungsten
mineralization is hosted in tourmaline-bearing quartz veins intrusive into pelitic schists and …

[HTML][HTML] Failed genesis of a Fe-skarn deposit caused by redox states of intrusion and wall rocks (Torre di Rio, Island of Elba, Italy)

PS Garofalo, D Redi, N Malafeevskiy, G Schwarz… - Ore Geology …, 2025 - Elsevier
Abstract The Torre di Rio skarn (Island of Elba, Italy) is a pyroxene-ilvaite-epidote skarn that
hosts a Fe-oxide mineralization and is the type locality of the mineral ilvaite. In contrast with …

Fractures, fluid flow and inherited structures in geothermal systems: inputs from the Fe-ore deposits of eastern Elba Island (Northern Apennines, Italy)

M Zucchi, A Brogi, D Liotta, A Caggianelli… - Geological …, 2022 - search.proquest.com
Geothermal systems in terrains affected by polyphase deformation have reservoirs with a 3D
geometry that is always difficult to predict. In this paper we describe a fossil exhumed …

Multiple episodes of hydrothermal alteration and uranium mineralization in the Singhbhum Shear Zone, eastern India: constraints from chemical and boron isotope …

S Patel, D Upadhyay, B Mishra, K Abhinay, AK Sarangi - Lithos, 2021 - Elsevier
In this study, the chemical and B-isotope composition of tourmalines that coprecipitated with
uraninite in schistose rocks of the Mohuldih and Bagjata uranium deposits along the …

In situ high-temperature behaviour of fluor-elbaite: breakdown conditions and products

B Celata, P Ballirano, GB Andreozzi, F Bosi - Physics and Chemistry of …, 2021 - Springer
The thermal behaviour of a fluor-elbaite from Minas Gerais (Brazil) was investigated at room
pressure through in situ high-temperature X-ray powder diffraction (HT-XRPD), until the …