Tyrolite (John White Coll.)

Item Description

Tyrolite is an uncommon secondary copper arsenate found in the oxidized zone of copper deposits. Radial sprays of lustrous, iridescent,very pretty turquoise-blue tyrolite lathes richly and attractively cover the matrix on this very showy and highly representative specimen from the less well-known Novoveska Huta Mine of Slovakia. Ex John White Collection of Seattle.