1. Garnets in Montana diatremes : a key to prospecting for kimberlites Author/Creator: Hearn, B. C., Jr. Publication/Creation: Washington, D.C. : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 1983 Resource Type: Book Access & Availability: Loading
2. Geology of the Rattlesnake quadrangle Bearpaw Mountains, Blaine County, Montana Author/Creator: Hearn, B. C., Jr. Publication/Creation: Washington : U.S. Govt. Print. Off, 1964 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 1181 A-J. Access & Availability: Loading