Thomsonite Subgroup from New Jersey, USA
USA | |
| Rocks & Min. (1963) 38:591-592 |
| Pollack, R. (1977) Riker Hill, New Jersey -- An Active Collecting Area. Rocks & Minerals, 52:542. |
USA | |
| Rocks & Min. (1963) 38:591-592 |
| Pollack, R. (1977) Riker Hill, New Jersey -- An Active Collecting Area. Rocks & Minerals, 52:542. |