National Dinosaur Museum Store
Marcasite Section
Regular price
$400.00
From: Lower Silesia, Poland
Sparkling bright gold and rainbow marcasite slab.
Store in a NON HUMID environment
The mineral marcasite, sometimes called “white iron pyrite”, is iron sulfide with orthorhombic crystal structure. On fresh surfaces it is pale yellow to almost white and has a bright metallic luster. It tarnishes to a yellowish or brownish color and gives a black streak.