Scapolite from Philadelphia County, Pennsylvania, USA
USA | |
| [var. Wernerite] Mineralogy of Pennsylvania-1922 Samuel S. Gordon, pg. 229 |
[var. Wernerite] Benge and Wherry, XIII, 1906, 92 | |
| [var. Wernerite] Gordon: Min. Penn (1922) p. 230 |
USA | |
| [var. Wernerite] Mineralogy of Pennsylvania-1922 Samuel S. Gordon, pg. 229 |
[var. Wernerite] Benge and Wherry, XIII, 1906, 92 | |
| [var. Wernerite] Gordon: Min. Penn (1922) p. 230 |