TY  - RPRT
TI  - Rutile and sphene in blueschist and related high-pressure facies rocks
AU  - M.C. Blake
AU  - Benjamin A. Morgan
PY  - 1975
DO  - 10.3133/ofr7536
UR  - https://pubs.usgs.gov/publication/ofr7536
ID  - ofr7536
ER  -