Riebeckite Root Name Group from Stettin pegmatite, Stettin pluton, Wausau Intrusive Complex, Marathon County, Wisconsin, USA
USA | |
| [var. Crocidolite] Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078 |