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USA | |
| Steven C. Chamberlain |
| Chamberlain, Steve C., M.R. Walter, D.G. Bailey, J. Chiarenzelli & G.W. Robinson (2014), A new collecting site at the Rose Road Locality, Pitcairn, St. Lawrence County, New York, a presentation to the 41st. Rochester Mineralogical Symposium, April 25, 2014. |
Purple Diopside Mound, Rose Road, Pitcairn, St. Lawrence County, New York, USA