TY - RPRT TI - Mechanical twinning in diopside Ca(Mg,Fe)Si2O6: Structural mechanism and associated crystal defects AU - Stephen H. Kirby AU - J.M. Christie PY - 1977 DO - 10.1007/bf00307315 UR - https://pubs.usgs.gov/publication/70207857 ID - 70207857 ER -