TY  - RPRT
TI  - Garnets in Montana diatremes; a key to prospecting for kimberlites
AU  - B. C. Hearn
AU  - E. S. McGee
PY  - 1983
DO  - 10.3133/b1604
UR  - https://pubs.usgs.gov/publication/b1604
ID  - b1604
ER  -