TY  - RPRT
TI  - Iron Hill (Powderhorn) carbonatite complex, Gunnison County, CO - A potential source of several uncommon mineral resources
AU  - B. S. Van Gosen
AU  - H.A. Lowers
PY  - 2007
UR  - https://pubs.usgs.gov/publication/70031531
ID  - 70031531
ER  -