| Title | Diopside marble, Franklin, New Jersey |
| Description | This sample of marble from near Franklin, New Jersey, contains conspicuous green diopside (CaMgSi2O6) and white calcite (CaCO3). The specimen is about 4 cm across. |
| Location | USA ▹ New Jersey. Near Franklin. |
| Photographer | Shannon Heinle. 2001-04-24. |
| Collection | University of North Dakota Mineralogy Collection #1149. |
| Key words | diopside, calcite, marble, New Jersey |
| Tech details | 548 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 399 |
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