Muscovite-Quartz-Garnet-Tourmaline Schist
Credit Line: Mineralogical and Geological Museum at Harvard University
Object number: BILLINGS-MW93
DescriptionDetailed Lithology: Muscovite -quartz-garnet-tourmaline schist; Locality Verbatum: Auto Road, Mt. Washington. El. 1650; Notebook Memorandum: Billings III, p.64