Title | Copiapite with botryogen |
Description | The yellow mineral is copiapite, a secondary mineral that forms from the oxidation of iron sulfide deposits. The red mineral is botryogen, also a secondary mineral. Both are hydrated iron-magnesium sulfate-hydroxides. Copiapite is named for the famous mineral locality at Copiapo, Chile which is where it was first discovered and where this sample comes from. This specimen is 7.5 cm across. |
Location | Chile. Near Copiapo. Atacama. |
Photographer | Twyla Baker. 2001-06-11. |
Collection | University of North Dakota Mineralogy Collection #857. |
Key words | copiapite, botryogen, Chile |
Tech details | 548 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
GeoDIL number | 669 |
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