Chalcedony from selected localities.
USA | |
| Harold Moritz collection |
Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston | |
[var: Agate] Harold Moritz collection | |
| J Zolan Collection |
| [var: Agate] shepard collection |
USA | |
| Harold Moritz collection |
Samuel Robinson (1825) A Catalogue of American Minerals, with their localities. Boston | |
[var: Agate] Harold Moritz collection | |
| J Zolan Collection |
| [var: Agate] shepard collection |
Cinque Quarry, East Haven, New Haven County, Connecticut, USA