|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Arizona > Cyanotrichite
|Grandview Mine, Coconino County, Arizona
|Shallow cavity lined with fine, hair-like crystals of blue cyanotrichite. Optical data for this rare mineral was first obtained from this old locality (closed in 1913) and can be considered the type locality.
|For reference only
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