TY  - RPRT
TI  - Relations between specific gravity and chemical composition for a suite of igneous and metamorphic rocks
AU  - Edward J. Young
AU  - G.R. Olhoeft
PY  - 1976
DO  - 10.3133/ofr76809
UR  - https://pubs.usgs.gov/publication/ofr76809
ID  - ofr76809
ER  -