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Full-Text Articles in Physical Sciences and Mathematics
Was Assimilation Important In The Formation Of The Boulder Batholith?, Richard Marvin
Was Assimilation Important In The Formation Of The Boulder Batholith?, Richard Marvin
Bachelors Theses and Reports, 1928 - 1970
Examination of a rock suite from the northern end of the Boulder batholith reveals that four of the eight criteria for assimilation as given by Grout are present. Thus, in the opinion of the writer, there is evidence and trends to signify assimilation, but no indication of the importance that it played in the formation of the Boulder batholith.
The Lilly Mine Of Powell County, Montana, Wilbur Aikin
The Lilly Mine Of Powell County, Montana, Wilbur Aikin
Bachelors Theses and Reports, 1928 - 1970
For many years the Elliston District, of Powell County has been a minor producer of gold, lead, zinc, and silver. Although never among the largest producing districts of the state, it has with the exception of the war years supplied a notable tonnage of ore to the neighboring mills ever since the first placer and lode claims were located there during the late eighteen hundreds.