TY  - RPRT
TI  - Compositional variation in minerals of the chevkinite group
AU  - R. Macdonald
AU  - H. E. Belkin
PY  - 2018
DO  - 10.1180/0026461026660078
UR  - https://pubs.usgs.gov/publication/70024109
ID  - 70024109
ER  -