| Title | Intergrowth of quartz, sphalerite and pyrite from a hydrothermal deposit |
| Description | This sample, 4 cm across, contains conspicuous prismatic quartz crystals, dark (nearly black) sphalerite, and golden pyrite. The specimen comes from a hydrothermal deposit in Huaron, Peru. |
| Location | Peru. Near Huaron. |
| Photographer | Darla Sondrol. 2000-11-29. |
| Collection | University of North Dakota Mineralogy Collection. |
| Key words | mineral, pyrite, quartz, sphalerite, hydrothermal, Peru |
| Tech details | 610 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 1 |
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