Golden Fern Fossil | Pennsylvania Jewelry ” displays fine inclusions of

” displays fine inclusions of pyrite that add a metallic shimmer to its soft green surface

Its color comes from trace iron and exposure to gamma radiation

This item is 6” x 4

Common minerals found in garden quartz are Chlorite

Golden Fern Fossil | Pennsylvania Jewelry ” displays fine inclusions ofThis striking fossilized fern comes from the historic Pottsville Formation, dating back to the Pennsylvanian Period (~300 MYO) when vast coal swamps covered much of ancient Earth. The frond impressions display a rare golden coloration, caused by natural mineralization that highlights the delicate structure of the plant. This item is 11 x 6 and weighs 41. 4 oz