 | "Iron Pyrite has a warm yellow color, it's metallic, and it glitters and sparkles like gold, which is why it's commonly called "fool's gold." Pyrite is an iron sulfide generated by sulphur reacting with iron present in sedimentary rock (limestone & sandstone) in a reducing environment. These rocks were formed approximately 125 - 130 million years ago in the same geological environment as the Jurassic sediments present in the La Rioja Province in Spain. Fossil dinosaur tracks are also commonly found in the rocks of this region. Pyrite Xls. in Marlstone( a combination of clay and calcium carbonate." Location: Mina Navajun, Logrono, Spain Size: 5 x 7-1/2cm. Weight: 0.5 lbs. Quantity Available: 1 Price: $46.00 |