Fossil Fern from Ohio

Fossil Fern from Ohio
Psaronius
Early Permian
Ohio
Giving the impression of a work of contemporary art, a 300-million-year-old white fossil fern, dramatically contrasting black matrix and fascinating quartz crystal inclusions recommend this exceptional piece. The irregularly shaped polished plate displays natural edges. Psaronius is an extinct tree fern of the order, Marattiopsida, which grew to ten meters in height. Measuring 13 1/2 x 20in