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A Geoscience Digital Image Library

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TitleMalachite on dolomite from near Bisbee, Arizona
DescriptionMalachite,Cu2(CO3)(OH)2, (copper carbonate hydroxide) is a green copper carbonate mineral. Here it has precipitated on top of brown dolomite. Malachite occurs naturally in many different habits, including botryoidal, stalactitic or globular (this sample). Often it shows concentric layers with light and dark green bands that give it a distinctive and unique appearance. This specimen is 8 cm across.
LocationUSA ▹ Arizona ▹ Cochise. Near Bisbee.
PhotographerTwyla Baker. 2001-06-18.
CollectionUniversity of North Dakota Mineralogy Collection #749.
Key wordsmalachite, dolomite, Arizona
Tech details735 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number759