Natrolite (ex Kay Robertson Collection)

Item Description

Radiating clusters of lustrous, translucent, white Natrolite prisms can be seen in a vug of volcanic Phonolite matrix on this showy, rich and highly representative example from the Phonolite Quarry in Hammerunterwiesenthal, Saxony, Germany. The piece features beautiful little crystals measuring up to 8 mm which look fantastic up close! Ex Kay Robertson Collection (#5225). 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).