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Geothermobarometry. Partioning of Fe, Mg with Temperature: The Garnet-Biotite Geothermometer. Fe, Mg have similar ionic radii, therefore volume change small. The Garnet-Biotite Exchange Geothermometer. 3. 3. 3. Garnet-Biotite Geothermometer Calibration. (Ferry and Spear, 1978).
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Partioning of Fe, Mg with Temperature: The Garnet-Biotite Geothermometer Fe, Mg have similar ionic radii, therefore volume change small
Garnet-Biotite Geothermometer Calibration (Ferry and Spear, 1978)
The GASP Geobarometer V LHS = 3 x 100.7 = 300.21 cm3 DV = - 66.08 cm3
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