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USA | |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| Rocks & Minerals Nov./Dec 2002 |
| P Cristofono collection, 2008 |
| King, Vandall T. (2000) Mineralogy of Maine Vol. 2 - Mining History, Gems, and Geology. Maine Geological Survey. King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| www.mindat.org (2023) https://www.mindat.org/photo-1230321.html www.mindat.org (2003) https://www.mindat.org/min-213.html Anatase found in 2022 during ongoing study of Ryerson Hill by Lloyd W. Alexander. SEM analysis by AF. Found in Molly Pocket. Anatase and Rutile both also confirmed by XRD 6-22-22 by Al Falster. |
| Guidebook 1 to Mineral Collecting in the Maine Pegmatite Belt Pg. 1 |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| Rocks and Minerals, (1990) 65:286-296 |
| Janules, R. (Micromounters of NE Newsletter, 4/ 2005) |
| Janules, Bob (2004). A Micromounter Explores New Hampshire's Conway Granite. (MMNE no. 257, Sept 2004). |
Heath Quarry, Casco, Cumberland County, Maine, USA