No image available at this time.
Cell parameters (Ertl & Hughes, pers. com.)
a = 15.803 ┼
c = 7.092 ┼
Brown, C.D. and Wise, M.A. (1991) Mineralogy and internal structure of the Black Mountain pegmatite, Oxford County, Maine. Geological Society of America Annual Meeting, Abstracts with Programs, A329.
Dyar MD, Taylor ME, Lutz TM, Francis CA, Guidotti CV, Wise M (1998) Inclusive chemical characterization of tourmaline: M÷ssbauer study of Fe valence and site occupancy. American Mineralogist 83, 848-864. [samples 45 and 46, labeled olenite, are actually rossmanite].
Wise, Michael A. (2000) Geochemical evolution of tourmaline in the Black Mountain pegmatite, Maine. GeoCanada 2000--The Millennium Geoscience Summit, Conference, Calgary, AB, Canada, May 29-June 2, 2000, 622-625. Publisher: GeoCanada 2000, Calgary, Alberta http://www.cseg.ca/conferences/2000/825.PDF
Main Department of Conservation. Tourmaline: Maine's State Mineral.