On a group of volcanic rocks from the Tewan mountains, New Mexico : and on the occurrence of primary quartz in certain basalts /
Main Author: | |
---|---|
Format: | Book |
Language: | English |
Published: |
Washington :
Govt. print. off.,
1890
Washington, Govt. Print. Off., 1890 |
Series: | Geological Survey bulletin ;
66 U.S. Geological Survey bulletin no. 66 |
Subjects: |