fig09.htm

Figure 9. Equilibrium temperatures of various mineral pairs grouped according to types of minerals present in Yakutia xenoliths: NM, primary nonmagnetic minerals with low-temperature secondary magnetite; M, secondary magnetite; I, ilmenite; HI, hemoilmenites; TM, titanomagnetites. (1)-(7) Mineral pairs shown: (1) titanomagnetite(magnetite)-hemoilmenite, (2) clinopyroxene-orthopyroxene, (3) clinopyroxene-garnet, (4) amphibole-garnet, (5) amphibole-plagioclase, (6) chlorite-garnet, (7) plagioclase-alkali feldspar; (8) data of the Sholpo-Luzyanina magnetic thermometer.


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