Hydroxylapatite from
USA | |
| Ronald Januzzi collection |
| Moritz, Harold (n.d.) Personal Communication. |
| Schooner, Richard. (circa 1985), Untitled manuscript on central Connecticut mineralogy. Harold Moritz collection. Handbook of Mineralogy (http://www.handbookofmineralogy.org/pdfs/lacroixite.pdf) listed as just "apatite". |
State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA