Coexisting Pyroxenes from Spinel Pyroxenites from the Eastern Ghats of Andhra Pradesh, India

A. T. Rao, C. V. Raman and G. Appa Rao
Department of Geology, Andhra University, Waltair 530 003, India

Synopsis: Analyses are given of four pairs of coexisting pyroxenes; their Kp ranges from 1.282 to 1.369, suggesting equilibration temperatures as high as 1200 °C and pressures of the order of 8 to 9 kb.

Mineralogical Magazine; June 1979 v. 43; no. 326; p. 311; DOI: 10.1180/minmag.1979.043.326.16
© 1979, The Mineralogical Society
Mineralogical Society (