Jamesonite (rare locale) Belsky Coll.

Item Description

Jamesonite specimens are RARE from the famous mines at Naica. Felted masses of soft-to-the-touch, splendent needles richly cover one face of the large elongated matrix wedge. The matrix is composed mainly of sphalerite, pyrite, other sulfides and scattered quartz crystals. Rich, rare and excellent older material from the Howard Belsky Collection.