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- Title
Hydrothermal troctolite alteration at 300 and 400 °C: Insights from flexible Au-reaction cell batch experimental investigations.
- Authors
Hansen, Christian T.; Johan Lissenberg, C.; Kahl, Wolf-Achim; Bach, Wolfgang
- Abstract
Graph HT <math display="block" xmlns="http://www.w3.org/1998/Math/MathML"><mtable rowspacing=".5em" columnspacing="1em"><mtr><mtd><msub><mi mathvariant="normal">C</mi><mi mathvariant="normal">a</mi><mi mathvariant="normal">A</mi><mi mathvariant="normal">l</mi><mn>2</mn></msub><msub><mi mathvariant="normal">S</mi><mi mathvariant="normal">i</mi><mn>2</mn></msub><msub><mi mathvariant="normal">O</mi><mn>8</mn></msub><mo>+</mo><mn>8</mn><msup><mi mathvariant="normal">C</mi><mi mathvariant="normal">a</mi><mo>+</mo><mo>+</mo></msup><mo>+</mo><mn>7</mn><msub><mi mathvariant="normal">S</mi><mi mathvariant="normal">i</mi><mi mathvariant="normal">O</mi><mn>4</mn></msub><mo stretchy="false">(</mo><mi mathvariant="normal">a</mi><mi mathvariant="normal">q</mi><mo stretchy="false">)</mo><mo>+</mo><mn>9</mn><msub><mi mathvariant="normal">H</mi><mn>2</mn></msub><mi mathvariant="normal">O</mi><mo stretchy="false">-></mo><msub><mi mathvariant="normal">C</mi><mi mathvariant="normal">a</mi><mn>3</mn></msub><msub><mi mathvariant="normal">A</mi><mi mathvariant="normal">l</mi><mn>2</mn></msub><msub><mi mathvariant="normal">S</mi><mi mathvariant="normal">i</mi><mn>3</mn></msub><msub><mi mathvariant="normal">O</mi><mn>12</mn></msub><mo>+</mo></mtd></mtr><mtr><mtd><msub><mi mathvariant="normal">C</mi><mi mathvariant="normal">a</mi><mn>6</mn></msub><msub><mi mathvariant="normal">S</mi><mi mathvariant="normal">i</mi><mn>6</mn></msub><msub><mi mathvariant="normal">O</mi><mn>17</mn></msub><mo stretchy="false">(</mo><mi mathvariant="normal">O</mi><mi mathvariant="normal">H</mi><msub><mo stretchy="false">)</mo><mn>2</mn></msub><mo>+</mo><mn>16</mn><msup><mi mathvariant="normal">H</mi><mo>+</mo></msup></mtd></mtr></mtable></math> ht (12) Finally, a feature observed at both temperatures is the inward increase in the width of chlorite coronas around olivine.
- Subjects
OLIVINE; GARNET; HYDROTHERMAL alteration; GEOCHEMISTRY; CHLORITE minerals; EARTH sciences; HARD rock minerals
- Publication
American Mineralogist, 2022, Vol 107, Issue 6, p1100
- ISSN
0003-004X
- Publication type
Article
- DOI
10.2138/am-2021-7832