Pacific Ring of Fire Expedition. Photograph shows a piece of one of the chimney spires in the next image. It has been cut in half and is 22 cm long. The interior of the chimney is lined by a copper-rich mineral, chalcopyrite. The gray and white zone near the exterior of the chimney is composed of iron, zinc and barium-rich minerals called pyrite, sphalerite and barite.
Photo Category: Ocean exploration
Photo Location: Mariana Arc region, Western Pacific Ocean
Photo Date: 2004 April
| Added On | 16th October 2015 |
| Viewed | 8 viewed |