On the Degree of Equilibration Reflected in the Ferromagnesian Silicates in Ordinary Chondrites*

An Analytical Scheme for Chondritic Meteorites

“…3 or Fig. 4 Ca/Si (Van Schmus and Wood, 1967;von Michaelis et al, 1969) and total iron content together with its atomic distribution between phases with respect to silicon (Urey and Craig, 1953;Yavnel, 1968;Wasson, 1974). Results are presented in Table 1 for the Cocklebiddy meteorite (W. Aust.…”