Alternate namesPleasant Valley, Blackbird 1&2, Black Beauty
RegionNA
Data scoreD
Coordinates44.71656, -117.61773
References
U.S. GEOLOGICAL SURVEY BULLETIN 725, 1921, P. 224.OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 14-A, 1939, P. 71.OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 64, 1969, P. 178.