|
Antarctica | AmMin 36:361-367 |
| AmMin 36:361-367 |
|
Germany | |
|
| No reference listed |
|
Slovakia | |
|
| Duda et. all.,1981:Minerály severnej časti Slanských vrchov. Min.Slovca,Monografia 2,Bratislava, 98 p |
|
USA | |
|
| www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf. |
|
| www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf. |
|
| www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf. |