Linnaeite from Carroll County, Maryland, USA
USA | |
| Dana 7:I:264. |
| Machlan, L. A., & Barnes, I. L. (1989). The absolute isotopic composition and atomic weight of terrestrial nickel. News Briefs, 94(6), 357. Dana 7:I:264. |
| Ostrander, C. W. & W. E. Price (1940) Minerals of Maryland: Natural History Society of Maryland , 92 p. |
Dana 7:I:265. |
Springfield Mine, Sykesville, Carroll County, Maryland, USA