Rough Iron Pyrite / 12-18mm AVG - 1 KILO LOT Menu Freeforms & Boulders or even blue coloring in

or even blue coloring in places and natural internal cleaving

towers may be any color in this range

925 Sterling Silver Moldavite Rings

while the black portions of the stone are manganese oxide

Pieces measure approximately 4"(AVERAGE SIZE)

Rough Iron Pyrite / 12-18mm AVG - 1 KILO LOT Menu Freeforms & Boulders or even blue coloring inQuantity: 1 kilogram Average size range: 12 to 18 millimeters Iron pyrite has a yellow metallic luster that gives it the nickname fools gold, and it is most often found alongside quartz, in coal beds, and as a replacement mineral in fossils. Ironically, despite the nickname pyrite can sometimes contain actual gold, usually so called invisible gold contained inside the crystalline structure.