Gneiss from Bancroft area, Ontario, Canada
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Sabina, A.P. (1986) Rocks and Minerals for the Collector, Bancroft-Parry Sound area and Southern Ontario. Geological Survey of Canada, Miscellaneous Report 39, 182 pages. | |
| www.geologyontario.mines.gov.on.ca (n.d.) https://www.geologyontario.mines.gov.on.ca/mineral-inventory/MDI31F04NW00005 |