Title | Azurite, malachite and limonite |
Description | This specimen contains dark blue azurite, green-turquoise colored malachite, and rusty orange limonite. Azurite is Cu3(CO3)2(OH)2, (copper carbonate hydroxide). Malachite is Cu2(CO3)(OH)2 (also copper carbonate hydroxide). Limonite is a mix of iron oxides. This sample is 8 cm across. |
Photographer | Darla Sondrol. 2001-06-18. |
Collection | University of North Dakota Mineralogy Collection #3158. |
Key words | Azurite |
Tech details | 716 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
GeoDIL number | 760 |
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