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Journal Article
Published: 01 October 1919
American Mineralogist (1919) 4 (10): 123–124.
...Edgar T. Wherry Abstract There are but two known occurrences of monazite in Pennsylvania, one near Morgan Station, Delaware County 1 and the other in the quarry near Boothwyn which yielded the columbite described in the preceding paper. The latter occurrence has never been described, but merely...
Journal Article
Published: 01 October 1919
American Mineralogist (1919) 4 (10): 121–123.
... Hill, 2 km. (1¼ miles) west of Media, between Ridley Creek and Black Horse, in pegmatite; and Upper Chichester Township, about 0.8 km. (½ mile) southwest of Boothwyn station, in pegmatite. In Chester County: London Britain Township, 1.6 km. (1 mile) southeast of Landenberg, east of the East Branch...
Journal Article
Published: 01 April 1992
Earth Sciences History (1992) 11 (1): 37–39.
... of her master’s thesis work, Smith published “A columbite crystal from Boothwyn, Pennsylvania.” 6 Afterwards, Bascom recommended that Smith receive an M. Carey Thomas European Fellowship from Bryn Mawr which she used to travel to Paris (1920—1921). There she studied mineralogy with Professor...