Mineral "Marcasite"

45 €

Wissant, France, private collection from Netherlands.

The mineral marcasite, sometimes called "white iron pyrite", is iron sulfide. It is physically and crystallographically distinct from yrite, which is iron sulfide with cupic crystal structure. Marcasite is lighter and more brittle than pyrite. Fascinating almost round marcasite cluster with delicate golden colour. Good condition. Dirt and dust may exist. Size of the segment approx. 6,4cm x 4,8cm x 3,5cm. Weight c. 98g.