Harrison, J. E. and R. H. Moench

Joints in Precambrian Rocks Central City-Idaho Springs Area, Colorado; Geological Survey Professional Paper 374-B

Washington: United States Government Printing Office, 1961. softcover, 11.5" x 9", 14 pages, illustrated, name written on cover also viscosity, joints written on side of cover. very good. Item #5569215

from the abstract, "Attitudes of about 9,000 joints in Precambrian intrusive and meta sedimentary rocks in the 50-square-mile area studied reveal that some joints sets are systematically distributed."

Price: $10.00