Home > Laskowski Ⅵ – July 29 > MS1914 Petarasite with Kentbrooksite

Petarasite with Kentbrooksite

Petarasite is a hydrous sodium zirconium silicate with chlorine. The mineral name Peter Tarasoff (1934- ), metallurgist and mineral collector, who discovered the Saint-Amable Sill. Kentbrooksite is a complex zirconium silicate rich in manganese, and a member of the eudialyte group (Johnsen et al. 2003). Johnsen et al. (1998) named kentbrooksite after Kent Brooks (1943-), professor emeritus at the University of Copenhagen, specializing in Greenland geology, and discoverer of the species.

Petarasite forms a pink aggregate in a cavity with brown kentbrooksite. The matrix consists of cancrinite with minor annite. From the collection of E.R. Laskowski (1949-2020), a mining engineer who retired to Tucson, Arizona.

Price: $75

Item code: MS1914

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