K Feldspar from Phoenix Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
USA | |
| [var. Adularia] Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 111. |
USA | |
| [var. Adularia] Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 111. |