TY  - RPRT
TI  - Joint spacings, mineral modes and grain size measurements for selected granitic rocks in the northern Rockies and in southwest England
AU  - Judy Ehlen
AU  - E-an Zen
PY  - 1990
DO  - 10.3133/ofr9048
UR  - https://pubs.usgs.gov/publication/ofr9048
ID  - ofr9048
ER  -