Conichalcite with Malachite (ex Kay Robertson Collection)

Item Description

An attractive Conichalcite with Malachite from Ojuela. There is a good coverage of beautiful, deep green, spherical crystal groups of Conichalcite sitting on lighter green colored Malachite on matrix. A great reference display specimen from the classic Mexican locality. Ex Kay Robertson Collection (#9853). Kay is a prominent California collector, who specialized in European classics (see the article in the March-April, 2007 Mineralogical Record and the 50+ page article in the German Magazine "Mineralien Welt" November-December 2017).