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Barite–silica mineralization at the inter-Ordovician unconformity in southwestern Sardinia (Italy): a fluid inclusion study | Semantic Scholar

@article{Fedele2003BaritesilicaMA,
  title={Barite–silica mineralization at the inter-Ordovician unconformity in southwestern Sardinia (Italy): a fluid inclusion study},
  author={Lorenzo Fedele and R. Todesca and Maria Boni},
  journal={Mineralogy and Petrology},
  year={2003},
  volume={77},
  pages={197-213},
  url={https://api.semanticscholar.org/CorpusID:129874363}
}

Summary¶Data from secondary fluid inclusions in barite and quartz occurring in strongly silicified lithologies (“Quarzite”) along the inter-Ordovician unconformity in SW Sardinia suggest that two distinct fluids are recorded in the mineral phases. (A), a high temperature (250–360 °C) – low salinity (0–6% NaCl equiv.) fluid, measured in quartz, (B), a high salinity (6–20% NaCl equiv.) – low temperature (<80–200 °C) fluid, measured in barite. Fluid (B), though less abundant than A, has also been… 

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