Jasperoid in the United States--its characteristics, origin, and economic significance
By: by T. G. Lovering.
Series: Geological Survey professional paper 710; Geological Survey professional paper ;; 710.
Publisher: U.S. Govt. Print. Off.
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 164
Subjects: Jasperoid -- United States.
Notes: Bibliography: p. 149-155.