TY - RPRT TI - Subcalcic diopsides from kimberlites: Chemistry, exsolution microstructures, and thermal history AU - R.H. McCallister AU - Gordon L. Nord PY - 1981 DO - 10.1007/bf00373773 UR - https://pubs.usgs.gov/publication/70012054 ID - 70012054 ER -