Phosphuranylite from
USA | |
| The Mineralogy of Pennsylvania 1966-1975: Robert C. Smith II |
| Reed, Juliet C. (1976), Annotated Biblio. of Minerals New to the Pennsylvania List 1965-1974, The Mineralogical Society of PA, Inc.: 63 Montgomery, Arthur (Jul, Aug, 1970), in PA Minerals (PM), PM (91) & (92), Keystone Newsletter. |
| Reed, Juliet C. (1976), Annotated Biblio. of Mins. New to the PA List 1965-1974, The Mineralogical Soc. of PA, Inc.: 62-63 Montgomery, A. (May, 1970) in PA Mins. (PM), PM(890) Keystone Newsletter. |
Steidler pegmatite, Wagontown, Valley Township, Chester County, Pennsylvania, USA