| Title | Spurrite |
| Description | Spurrite has the chemical formula of Ca5(SiO4)2(CO3). It is found in the contact zone between limestone and diorite. This sample is approximately 8 cm. |
| Photographer | Shannon Heinle. 2001-10-11. |
| Collection | University of North Dakota Mineralogy Collection,#1904. |
| Key words | spurrite |
| Tech details | 586 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera. |
| GeoDIL number | 1631 |
 |