Golden Fern Fossil | Pennsylvania freeform a family of silicate minerals

a family of silicate minerals with the chemical formula X₃Y₂(SiO₄)₃ that crystallize in the isometric system

while pyrite (FeS₂) crystallizes as golden flecks within the stone

75” and weighs approximately 6

Their origins date back over three billion years and were the dominant life form on Earth for more than two billion years

Golden Fern Fossil | Pennsylvania freeform a family of silicate mineralsThis 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 5 x 4 and weighs 6. 6 oz